640201320

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 480

約数和(自身を含む): 2502783360

約数和(自身を除く): 1862582040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 23, 24, 27, 30, 33, 36, 40, 44, 45, 46, 54, 55, 60, 66, 69, 71, 72, 81, 88, 90, 92, 99, 108, 110, 115, 120, 121, 132, 135, 138, 142, 162, 165, 180, 184, 198, 207, 213, 216, 220, 230, 242, 253, 264, 270, 276, 284, 297, 324, 330, 345, 355, 360, 363, 396, 405, 414, 426, 440, 460, 484, 495, 506, 540, 552, 568, 594, 605, 621, 639, 648, 660, 690, 710, 726, 759, 781, 792, 810, 828, 852, 891, 920, 968, 990, 1012, 1035, 1065, 1080, 1089, 1188, 1210, 1242, 1265, 1278, 1320, 1380, 1420, 1452, 1485, 1518, 1562, 1620, 1633, 1656, 1704, 1782, 1815, 1863, 1917, 1980, 2024, 2070, 2130, 2178, 2277, 2343, 2376, 2420, 2484, 2530, 2556, 2760, 2783, 2840, 2904, 2970, 3036, 3105, 3124, 3195, 3240, 3266, 3267, 3564, 3630, 3726, 3795, 3834, 3905, 3960, 4140, 4260, 4356, 4455, 4554, 4686, 4840, 4899, 4968, 5060, 5112, 5445, 5566, 5751, 5940, 6072, 6210, 6248, 6390, 6532, 6534, 6831, 7029, 7128, 7260, 7452, 7590, 7668, 7810, 8165, 8280, 8349, 8520, 8591, 8712, 8910, 9108, 9315, 9372, 9585, 9798, 9801, 10120, 10890, 11132, 11385, 11502, 11715, 11880, 12420, 12780, 13064, 13068, 13662, 13915, 14058, 14520, 14697, 14904, 15180, 15336, 15620, 16330, 16335, 16698, 17182, 17820, 17963, 18216, 18630, 18744, 19170, 19596, 19602, 20493, 21087, 21780, 22264, 22770, 23004, 23430, 24495, 24840, 25047, 25560, 25773, 26136, 27324, 27830, 28116, 28755, 29394, 30360, 31240, 32660, 32670, 33396, 34155, 34364, 35145, 35640, 35926, 37260, 38340, 39192, 39204, 40986, 41745, 42174, 42955, 43560, 44091, 45540, 46008, 46860, 48990, 49005, 50094, 51546, 53889, 54648, 55660, 56232, 57510, 58788, 63261, 65320, 65340, 66792, 68310, 68728, 70290, 71852, 73485, 74520, 75141, 76680, 77319, 78408, 81972, 83490, 84348, 85910, 88182, 89815, 91080, 93720, 97980, 98010, 100188, 102465, 103092, 105435, 107778, 111320, 115020, 117576, 125235, 126522, 128865, 130680, 132273, 136620, 140580, 143704, 146970, 150282, 154638, 161667, 163944, 166980, 168696, 171820, 176364, 179630, 195960, 196020, 197593, 200376, 204930, 206184, 210870, 215556, 220455, 225423, 230040, 231957, 250470, 253044, 257730, 264546, 269445, 273240, 281160, 293940, 300564, 309276, 316305, 323334, 333960, 343640, 352728, 359260, 375705, 386595, 392040, 395186, 409860, 421740, 431112, 440910, 450846, 463914, 485001, 500940, 506088, 515460, 529092, 538890, 587880, 592779, 601128, 618552, 632610, 646668, 661365, 695871, 718520, 751410, 773190, 790372, 808335, 819720, 843480, 881820, 901692, 927828, 970002, 987965, 1001880, 1030920, 1058184, 1077780, 1127115, 1159785, 1185558, 1265220, 1293336, 1322730, 1391742, 1455003, 1502820, 1546380, 1580744, 1616670, 1763640, 1778337, 1803384, 1855656, 1940004, 1975930, 2155560, 2254230, 2319570, 2371116, 2425005, 2530440, 2645460, 2783484, 2910006, 2963895, 3005640, 3092760, 3233340, 3479355, 3556674, 3880008, 3951860, 4508460, 4639140, 4742232, 4850010, 5290920, 5335011, 5566968, 5820012, 5927790, 6466680, 6958710, 7113348, 7275015, 7903720, 8891685, 9016920, 9278280, 9700020, 10670022, 11640024, 11855580, 13917420, 14226696, 14550030, 16005033, 17783370, 19400040, 21340044, 23711160, 26675055, 27834840, 29100060, 32010066, 35566740, 42680088, 53350110, 58200120, 64020132, 71133480, 80025165, 106700220, 128040264, 160050330, 213400440, 320100660, 640201320]

約数ペア:

[(1, 640201320), (2, 320100660), (3, 213400440), (4, 160050330), (5, 128040264), (6, 106700220), (8, 80025165), (9, 71133480), (10, 64020132), (11, 58200120), (12, 53350110), (15, 42680088), (18, 35566740), (20, 32010066), (22, 29100060), (23, 27834840), (24, 26675055), (27, 23711160), (30, 21340044), (33, 19400040), (36, 17783370), (40, 16005033), (44, 14550030), (45, 14226696), (46, 13917420), (54, 11855580), (55, 11640024), (60, 10670022), (66, 9700020), (69, 9278280), (71, 9016920), (72, 8891685), (81, 7903720), (88, 7275015), (90, 7113348), (92, 6958710), (99, 6466680), (108, 5927790), (110, 5820012), (115, 5566968), (120, 5335011), (121, 5290920), (132, 4850010), (135, 4742232), (138, 4639140), (142, 4508460), (162, 3951860), (165, 3880008), (180, 3556674), (184, 3479355), (198, 3233340), (207, 3092760), (213, 3005640), (216, 2963895), (220, 2910006), (230, 2783484), (242, 2645460), (253, 2530440), (264, 2425005), (270, 2371116), (276, 2319570), (284, 2254230), (297, 2155560), (324, 1975930), (330, 1940004), (345, 1855656), (355, 1803384), (360, 1778337), (363, 1763640), (396, 1616670), (405, 1580744), (414, 1546380), (426, 1502820), (440, 1455003), (460, 1391742), (484, 1322730), (495, 1293336), (506, 1265220), (540, 1185558), (552, 1159785), (568, 1127115), (594, 1077780), (605, 1058184), (621, 1030920), (639, 1001880), (648, 987965), (660, 970002), (690, 927828), (710, 901692), (726, 881820), (759, 843480), (781, 819720), (792, 808335), (810, 790372), (828, 773190), (852, 751410), (891, 718520), (920, 695871), (968, 661365), (990, 646668), (1012, 632610), (1035, 618552), (1065, 601128), (1080, 592779), (1089, 587880), (1188, 538890), (1210, 529092), (1242, 515460), (1265, 506088), (1278, 500940), (1320, 485001), (1380, 463914), (1420, 450846), (1452, 440910), (1485, 431112), (1518, 421740), (1562, 409860), (1620, 395186), (1633, 392040), (1656, 386595), (1704, 375705), (1782, 359260), (1815, 352728), (1863, 343640), (1917, 333960), (1980, 323334), (2024, 316305), (2070, 309276), (2130, 300564), (2178, 293940), (2277, 281160), (2343, 273240), (2376, 269445), (2420, 264546), (2484, 257730), (2530, 253044), (2556, 250470), (2760, 231957), (2783, 230040), (2840, 225423), (2904, 220455), (2970, 215556), (3036, 210870), (3105, 206184), (3124, 204930), (3195, 200376), (3240, 197593), (3266, 196020), (3267, 195960), (3564, 179630), (3630, 176364), (3726, 171820), (3795, 168696), (3834, 166980), (3905, 163944), (3960, 161667), (4140, 154638), (4260, 150282), (4356, 146970), (4455, 143704), (4554, 140580), (4686, 136620), (4840, 132273), (4899, 130680), (4968, 128865), (5060, 126522), (5112, 125235), (5445, 117576), (5566, 115020), (5751, 111320), (5940, 107778), (6072, 105435), (6210, 103092), (6248, 102465), (6390, 100188), (6532, 98010), (6534, 97980), (6831, 93720), (7029, 91080), (7128, 89815), (7260, 88182), (7452, 85910), (7590, 84348), (7668, 83490), (7810, 81972), (8165, 78408), (8280, 77319), (8349, 76680), (8520, 75141), (8591, 74520), (8712, 73485), (8910, 71852), (9108, 70290), (9315, 68728), (9372, 68310), (9585, 66792), (9798, 65340), (9801, 65320), (10120, 63261), (10890, 58788), (11132, 57510), (11385, 56232), (11502, 55660), (11715, 54648), (11880, 53889), (12420, 51546), (12780, 50094), (13064, 49005), (13068, 48990), (13662, 46860), (13915, 46008), (14058, 45540), (14520, 44091), (14697, 43560), (14904, 42955), (15180, 42174), (15336, 41745), (15620, 40986), (16330, 39204), (16335, 39192), (16698, 38340), (17182, 37260), (17820, 35926), (17963, 35640), (18216, 35145), (18630, 34364), (18744, 34155), (19170, 33396), (19596, 32670), (19602, 32660), (20493, 31240), (21087, 30360), (21780, 29394), (22264, 28755), (22770, 28116), (23004, 27830), (23430, 27324), (24495, 26136), (24840, 25773), (25047, 25560)]