20655271728

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1082

約数の個数: 640

約数和(自身を含む): 79834890240

約数和(自身を除く): 59179618512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 17, 18, 21, 24, 26, 27, 28, 31, 34, 36, 39, 42, 48, 51, 52, 54, 56, 62, 63, 68, 72, 78, 84, 91, 93, 102, 104, 108, 112, 117, 119, 124, 126, 136, 144, 153, 156, 168, 182, 186, 189, 204, 208, 216, 217, 221, 234, 238, 248, 252, 272, 273, 279, 306, 312, 336, 351, 357, 364, 372, 378, 403, 408, 432, 434, 442, 459, 468, 476, 496, 504, 527, 546, 558, 612, 624, 651, 663, 702, 714, 728, 744, 756, 806, 816, 819, 837, 868, 884, 918, 936, 952, 997, 1008, 1054, 1071, 1092, 1116, 1209, 1224, 1302, 1326, 1404, 1428, 1456, 1488, 1512, 1547, 1581, 1612, 1638, 1674, 1736, 1768, 1836, 1872, 1904, 1953, 1989, 1994, 2108, 2142, 2184, 2232, 2418, 2448, 2457, 2604, 2652, 2808, 2821, 2856, 2991, 3024, 3094, 3162, 3213, 3224, 3276, 3348, 3472, 3536, 3627, 3672, 3689, 3906, 3978, 3988, 4216, 4284, 4368, 4464, 4641, 4743, 4836, 4914, 5208, 5304, 5616, 5642, 5712, 5859, 5967, 5982, 6188, 6324, 6426, 6448, 6552, 6696, 6851, 6979, 7254, 7344, 7378, 7812, 7956, 7976, 8432, 8463, 8568, 8973, 9282, 9486, 9672, 9828, 10416, 10608, 10881, 11067, 11284, 11718, 11934, 11964, 12376, 12648, 12852, 12961, 13104, 13392, 13702, 13923, 13958, 14229, 14508, 14756, 15624, 15912, 15952, 16926, 16949, 17136, 17946, 18564, 18972, 19344, 19656, 20553, 20937, 21762, 22134, 22568, 23436, 23868, 23928, 24752, 25296, 25389, 25704, 25922, 26919, 27404, 27846, 27916, 28458, 29016, 29512, 30907, 31248, 31824, 33201, 33852, 33898, 35892, 37128, 37944, 38883, 39312, 41106, 41769, 41874, 43524, 44268, 45136, 46872, 47736, 47856, 47957, 50778, 50847, 51408, 51844, 53838, 54808, 55692, 55832, 56916, 58032, 59024, 61659, 61814, 62811, 66402, 67704, 67796, 71784, 74256, 75888, 76167, 77766, 82212, 83538, 83748, 87048, 88536, 90727, 92721, 93744, 95472, 95914, 99603, 101556, 101694, 103688, 107676, 109616, 111384, 111664, 113832, 116649, 118643, 123318, 123628, 125622, 132804, 135408, 135592, 143568, 143871, 152334, 152541, 155532, 164424, 167076, 167496, 174096, 177072, 181454, 184977, 185442, 188433, 191828, 199206, 203112, 203388, 207376, 215352, 216349, 220337, 222768, 227664, 233298, 237286, 246636, 247256, 251244, 265608, 271184, 272181, 278163, 287742, 304668, 305082, 311064, 328848, 334152, 334992, 349947, 355929, 362908, 369954, 370884, 376866, 383656, 398412, 401791, 406224, 406776, 430704, 431613, 432698, 440674, 457623, 466596, 474572, 493272, 494512, 502488, 525419, 531216, 544362, 556326, 575484, 609336, 610164, 622128, 649047, 661011, 668304, 699894, 711858, 725816, 739908, 741768, 753732, 767312, 796824, 803582, 813552, 816543, 834489, 863226, 865396, 881348, 915246, 933192, 949144, 986544, 1004976, 1050838, 1067787, 1088724, 1112652, 1150968, 1205373, 1218672, 1220328, 1294839, 1298094, 1322022, 1399788, 1423716, 1451632, 1479816, 1483536, 1507464, 1542359, 1576257, 1593648, 1607164, 1633086, 1668978, 1726452, 1730792, 1762696, 1830492, 1866384, 1898288, 1947141, 1983033, 2101676, 2135574, 2177448, 2225304, 2301936, 2410746, 2440656, 2449629, 2589678, 2596188, 2644044, 2799576, 2812537, 2847432, 2959632, 3014928, 3084718, 3152514, 3203361, 3214328, 3266172, 3337956, 3452904, 3461584, 3525392, 3616119, 3660984, 3677933, 3894282, 3966066, 4203352, 4271148, 4354896, 4450608, 4627077, 4728771, 4821492, 4899258, 5179356, 5192376, 5288088, 5599152, 5625074, 5694864, 5841423, 5949099, 6169436, 6305028, 6406722, 6428656, 6532344, 6675912, 6830447, 6905808, 7232238, 7321968, 7355866, 7788564, 7932132, 8406704, 8437611, 8542296, 9254154, 9457542, 9642984, 9798516, 10358712, 10384752, 10576176, 10848357, 11033799, 11250148, 11682846, 11898198, 12338872, 12610056, 12813444, 13064688, 13351824, 13660894, 13881231, 14186313, 14464476, 14711732, 15577128, 15864264, 16875222, 17084592, 18508308, 18915084, 19285968, 19597032, 20491341, 20717424, 21696714, 22067598, 22500296, 23365692, 23796396, 24677744, 25220112, 25312833, 25626888, 27321788, 27762462, 28372626, 28928952, 29423464, 31154256, 31728528, 33101397, 33750444, 37016616, 37830168, 39194064, 40982682, 41643693, 43393428, 44135196, 45000592, 46731384, 47592792, 47813129, 50625666, 51253776, 54643576, 55524924, 56745252, 57857904, 58846928, 61474023, 66202794, 67500888, 74033232, 75660336, 75938499, 81965364, 83287386, 86786856, 88270392, 93462768, 95185584, 95626258, 99304191, 101251332, 109287152, 111049848, 113490504, 122948046, 132405588, 135001776, 143439387, 151876998, 163930728, 166574772, 173573712, 176540784, 184422069, 191252516, 198608382, 202502664, 222099696, 226981008, 245896092, 264811176, 286878774, 303753996, 327861456, 333149544, 368844138, 382505032, 397216764, 405005328, 430318161, 491792184, 529622352, 573757548, 607507992, 666299088, 737688276, 765010064, 794433528, 860636322, 983584368, 1147515096, 1215015984, 1290954483, 1475376552, 1588867056, 1721272644, 2295030192, 2581908966, 2950753104, 3442545288, 5163817932, 6885090576, 10327635864, 20655271728]

約数ペア:

[(1, 20655271728), (2, 10327635864), (3, 6885090576), (4, 5163817932), (6, 3442545288), (7, 2950753104), (8, 2581908966), (9, 2295030192), (12, 1721272644), (13, 1588867056), (14, 1475376552), (16, 1290954483), (17, 1215015984), (18, 1147515096), (21, 983584368), (24, 860636322), (26, 794433528), (27, 765010064), (28, 737688276), (31, 666299088), (34, 607507992), (36, 573757548), (39, 529622352), (42, 491792184), (48, 430318161), (51, 405005328), (52, 397216764), (54, 382505032), (56, 368844138), (62, 333149544), (63, 327861456), (68, 303753996), (72, 286878774), (78, 264811176), (84, 245896092), (91, 226981008), (93, 222099696), (102, 202502664), (104, 198608382), (108, 191252516), (112, 184422069), (117, 176540784), (119, 173573712), (124, 166574772), (126, 163930728), (136, 151876998), (144, 143439387), (153, 135001776), (156, 132405588), (168, 122948046), (182, 113490504), (186, 111049848), (189, 109287152), (204, 101251332), (208, 99304191), (216, 95626258), (217, 95185584), (221, 93462768), (234, 88270392), (238, 86786856), (248, 83287386), (252, 81965364), (272, 75938499), (273, 75660336), (279, 74033232), (306, 67500888), (312, 66202794), (336, 61474023), (351, 58846928), (357, 57857904), (364, 56745252), (372, 55524924), (378, 54643576), (403, 51253776), (408, 50625666), (432, 47813129), (434, 47592792), (442, 46731384), (459, 45000592), (468, 44135196), (476, 43393428), (496, 41643693), (504, 40982682), (527, 39194064), (546, 37830168), (558, 37016616), (612, 33750444), (624, 33101397), (651, 31728528), (663, 31154256), (702, 29423464), (714, 28928952), (728, 28372626), (744, 27762462), (756, 27321788), (806, 25626888), (816, 25312833), (819, 25220112), (837, 24677744), (868, 23796396), (884, 23365692), (918, 22500296), (936, 22067598), (952, 21696714), (997, 20717424), (1008, 20491341), (1054, 19597032), (1071, 19285968), (1092, 18915084), (1116, 18508308), (1209, 17084592), (1224, 16875222), (1302, 15864264), (1326, 15577128), (1404, 14711732), (1428, 14464476), (1456, 14186313), (1488, 13881231), (1512, 13660894), (1547, 13351824), (1581, 13064688), (1612, 12813444), (1638, 12610056), (1674, 12338872), (1736, 11898198), (1768, 11682846), (1836, 11250148), (1872, 11033799), (1904, 10848357), (1953, 10576176), (1989, 10384752), (1994, 10358712), (2108, 9798516), (2142, 9642984), (2184, 9457542), (2232, 9254154), (2418, 8542296), (2448, 8437611), (2457, 8406704), (2604, 7932132), (2652, 7788564), (2808, 7355866), (2821, 7321968), (2856, 7232238), (2991, 6905808), (3024, 6830447), (3094, 6675912), (3162, 6532344), (3213, 6428656), (3224, 6406722), (3276, 6305028), (3348, 6169436), (3472, 5949099), (3536, 5841423), (3627, 5694864), (3672, 5625074), (3689, 5599152), (3906, 5288088), (3978, 5192376), (3988, 5179356), (4216, 4899258), (4284, 4821492), (4368, 4728771), (4464, 4627077), (4641, 4450608), (4743, 4354896), (4836, 4271148), (4914, 4203352), (5208, 3966066), (5304, 3894282), (5616, 3677933), (5642, 3660984), (5712, 3616119), (5859, 3525392), (5967, 3461584), (5982, 3452904), (6188, 3337956), (6324, 3266172), (6426, 3214328), (6448, 3203361), (6552, 3152514), (6696, 3084718), (6851, 3014928), (6979, 2959632), (7254, 2847432), (7344, 2812537), (7378, 2799576), (7812, 2644044), (7956, 2596188), (7976, 2589678), (8432, 2449629), (8463, 2440656), (8568, 2410746), (8973, 2301936), (9282, 2225304), (9486, 2177448), (9672, 2135574), (9828, 2101676), (10416, 1983033), (10608, 1947141), (10881, 1898288), (11067, 1866384), (11284, 1830492), (11718, 1762696), (11934, 1730792), (11964, 1726452), (12376, 1668978), (12648, 1633086), (12852, 1607164), (12961, 1593648), (13104, 1576257), (13392, 1542359), (13702, 1507464), (13923, 1483536), (13958, 1479816), (14229, 1451632), (14508, 1423716), (14756, 1399788), (15624, 1322022), (15912, 1298094), (15952, 1294839), (16926, 1220328), (16949, 1218672), (17136, 1205373), (17946, 1150968), (18564, 1112652), (18972, 1088724), (19344, 1067787), (19656, 1050838), (20553, 1004976), (20937, 986544), (21762, 949144), (22134, 933192), (22568, 915246), (23436, 881348), (23868, 865396), (23928, 863226), (24752, 834489), (25296, 816543), (25389, 813552), (25704, 803582), (25922, 796824), (26919, 767312), (27404, 753732), (27846, 741768), (27916, 739908), (28458, 725816), (29016, 711858), (29512, 699894), (30907, 668304), (31248, 661011), (31824, 649047), (33201, 622128), (33852, 610164), (33898, 609336), (35892, 575484), (37128, 556326), (37944, 544362), (38883, 531216), (39312, 525419), (41106, 502488), (41769, 494512), (41874, 493272), (43524, 474572), (44268, 466596), (45136, 457623), (46872, 440674), (47736, 432698), (47856, 431613), (47957, 430704), (50778, 406776), (50847, 406224), (51408, 401791), (51844, 398412), (53838, 383656), (54808, 376866), (55692, 370884), (55832, 369954), (56916, 362908), (58032, 355929), (59024, 349947), (61659, 334992), (61814, 334152), (62811, 328848), (66402, 311064), (67704, 305082), (67796, 304668), (71784, 287742), (74256, 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