1321221240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 384

約数和(自身を含む): 4861728000

約数和(自身を除く): 3540506760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 54, 57, 60, 62, 67, 72, 76, 90, 93, 95, 108, 114, 120, 124, 134, 135, 152, 155, 171, 180, 186, 190, 201, 216, 228, 248, 268, 270, 279, 285, 310, 335, 342, 360, 372, 380, 402, 456, 465, 513, 536, 540, 558, 570, 589, 603, 620, 670, 684, 744, 760, 804, 837, 855, 930, 961, 1005, 1026, 1080, 1116, 1140, 1178, 1206, 1240, 1273, 1340, 1368, 1395, 1608, 1674, 1710, 1767, 1809, 1860, 1922, 2010, 2052, 2077, 2232, 2280, 2356, 2412, 2546, 2565, 2680, 2790, 2883, 2945, 3015, 3348, 3420, 3534, 3618, 3720, 3819, 3844, 4020, 4104, 4154, 4185, 4712, 4805, 4824, 5092, 5130, 5301, 5580, 5766, 5890, 6030, 6231, 6365, 6696, 6840, 7068, 7236, 7638, 7688, 8040, 8308, 8370, 8649, 8835, 9045, 9610, 10184, 10260, 10385, 10602, 11160, 11457, 11532, 11780, 12060, 12462, 12730, 14136, 14415, 14472, 15276, 15903, 16616, 16740, 17298, 17670, 18090, 18259, 18693, 19095, 19220, 20520, 20770, 21204, 22914, 23064, 23560, 24120, 24924, 25460, 25947, 26505, 28830, 30552, 31155, 31806, 33480, 34371, 34596, 35340, 36180, 36518, 37386, 38190, 38440, 39463, 41540, 42408, 43245, 45828, 49848, 50920, 51894, 53010, 54777, 56079, 57285, 57660, 62310, 63612, 64387, 68742, 69192, 70680, 72360, 73036, 74772, 76380, 78926, 79515, 83080, 86490, 91295, 91656, 93465, 103788, 106020, 109554, 112158, 114570, 115320, 118389, 124620, 127224, 128774, 129735, 137484, 146072, 149544, 152760, 157852, 159030, 164331, 171855, 172980, 182590, 186930, 193161, 197315, 207576, 212040, 219108, 224316, 229140, 236778, 249240, 257548, 259470, 273885, 274968, 280395, 315704, 318060, 321935, 328662, 343710, 345960, 355167, 365180, 373860, 386322, 394630, 438216, 448632, 458280, 473556, 492993, 515096, 518940, 547770, 560790, 579483, 591945, 636120, 643870, 657324, 687420, 710334, 730360, 747720, 772644, 789260, 821655, 947112, 965805, 985986, 1037880, 1065501, 1095540, 1121580, 1158966, 1183890, 1223353, 1287740, 1314648, 1374840, 1420668, 1545288, 1578520, 1643310, 1738449, 1775835, 1931610, 1971972, 2131002, 2191080, 2243160, 2317932, 2367780, 2446706, 2464965, 2575480, 2841336, 2897415, 3286620, 3476898, 3551670, 3670059, 3863220, 3943944, 4262004, 4635864, 4735560, 4893412, 4929930, 5327505, 5794830, 6116765, 6573240, 6953796, 7103340, 7340118, 7726440, 8524008, 8692245, 9786824, 9859860, 10655010, 11010177, 11589660, 12233530, 13907592, 14206680, 14680236, 17384490, 18350295, 19719720, 21310020, 22020354, 23179320, 24467060, 29360472, 33030531, 34768980, 36700590, 42620040, 44040708, 48934120, 55050885, 66061062, 69537960, 73401180, 88081416, 110101770, 132122124, 146802360, 165152655, 220203540, 264244248, 330305310, 440407080, 660610620, 1321221240]

約数ペア:

[(1, 1321221240), (2, 660610620), (3, 440407080), (4, 330305310), (5, 264244248), (6, 220203540), (8, 165152655), (9, 146802360), (10, 132122124), (12, 110101770), (15, 88081416), (18, 73401180), (19, 69537960), (20, 66061062), (24, 55050885), (27, 48934120), (30, 44040708), (31, 42620040), (36, 36700590), (38, 34768980), (40, 33030531), (45, 29360472), (54, 24467060), (57, 23179320), (60, 22020354), (62, 21310020), (67, 19719720), (72, 18350295), (76, 17384490), (90, 14680236), (93, 14206680), (95, 13907592), (108, 12233530), (114, 11589660), (120, 11010177), (124, 10655010), (134, 9859860), (135, 9786824), (152, 8692245), (155, 8524008), (171, 7726440), (180, 7340118), (186, 7103340), (190, 6953796), (201, 6573240), (216, 6116765), (228, 5794830), (248, 5327505), (268, 4929930), (270, 4893412), (279, 4735560), (285, 4635864), (310, 4262004), (335, 3943944), (342, 3863220), (360, 3670059), (372, 3551670), (380, 3476898), (402, 3286620), (456, 2897415), (465, 2841336), (513, 2575480), (536, 2464965), (540, 2446706), (558, 2367780), (570, 2317932), (589, 2243160), (603, 2191080), (620, 2131002), (670, 1971972), (684, 1931610), (744, 1775835), (760, 1738449), (804, 1643310), (837, 1578520), (855, 1545288), (930, 1420668), (961, 1374840), (1005, 1314648), (1026, 1287740), (1080, 1223353), (1116, 1183890), (1140, 1158966), (1178, 1121580), (1206, 1095540), (1240, 1065501), (1273, 1037880), (1340, 985986), (1368, 965805), (1395, 947112), (1608, 821655), (1674, 789260), (1710, 772644), (1767, 747720), (1809, 730360), (1860, 710334), (1922, 687420), (2010, 657324), (2052, 643870), (2077, 636120), (2232, 591945), (2280, 579483), (2356, 560790), (2412, 547770), (2546, 518940), (2565, 515096), (2680, 492993), (2790, 473556), (2883, 458280), (2945, 448632), (3015, 438216), (3348, 394630), (3420, 386322), (3534, 373860), (3618, 365180), (3720, 355167), (3819, 345960), (3844, 343710), (4020, 328662), (4104, 321935), (4154, 318060), (4185, 315704), (4712, 280395), (4805, 274968), (4824, 273885), (5092, 259470), (5130, 257548), (5301, 249240), (5580, 236778), (5766, 229140), (5890, 224316), (6030, 219108), (6231, 212040), (6365, 207576), (6696, 197315), (6840, 193161), (7068, 186930), (7236, 182590), (7638, 172980), (7688, 171855), (8040, 164331), (8308, 159030), (8370, 157852), (8649, 152760), (8835, 149544), (9045, 146072), (9610, 137484), (10184, 129735), (10260, 128774), (10385, 127224), (10602, 124620), (11160, 118389), (11457, 115320), (11532, 114570), (11780, 112158), (12060, 109554), (12462, 106020), (12730, 103788), (14136, 93465), (14415, 91656), (14472, 91295), (15276, 86490), (15903, 83080), (16616, 79515), (16740, 78926), (17298, 76380), (17670, 74772), (18090, 73036), (18259, 72360), (18693, 70680), (19095, 69192), (19220, 68742), (20520, 64387), (20770, 63612), (21204, 62310), (22914, 57660), (23064, 57285), (23560, 56079), (24120, 54777), (24924, 53010), (25460, 51894), (25947, 50920), (26505, 49848), (28830, 45828), (30552, 43245), (31155, 42408), (31806, 41540), (33480, 39463), (34371, 38440), (34596, 38190), (35340, 37386), (36180, 36518)]