259957320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:268

約数の個数: 256

約数和(自身を含む): 940032000

約数和(自身を除く): 680074680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 67, 70, 84, 93, 105, 120, 124, 134, 140, 149, 155, 168, 186, 201, 210, 217, 248, 268, 280, 298, 310, 335, 372, 402, 420, 434, 447, 465, 469, 536, 596, 620, 651, 670, 744, 745, 804, 840, 868, 894, 930, 938, 1005, 1043, 1085, 1192, 1240, 1302, 1340, 1407, 1490, 1608, 1736, 1788, 1860, 1876, 2010, 2077, 2086, 2170, 2235, 2345, 2604, 2680, 2814, 2980, 3129, 3255, 3576, 3720, 3752, 4020, 4154, 4172, 4340, 4470, 4619, 4690, 5208, 5215, 5628, 5960, 6231, 6258, 6510, 7035, 8040, 8308, 8344, 8680, 8940, 9238, 9380, 9983, 10385, 10430, 11256, 12462, 12516, 13020, 13857, 14070, 14539, 15645, 16616, 17880, 18476, 18760, 19966, 20770, 20860, 23095, 24924, 25032, 26040, 27714, 28140, 29078, 29949, 31155, 31290, 32333, 36952, 39932, 41540, 41720, 43617, 46190, 49848, 49915, 55428, 56280, 58156, 59898, 62310, 62580, 64666, 69285, 69881, 72695, 79864, 83080, 87234, 92380, 96999, 99830, 110856, 116312, 119796, 124620, 125160, 129332, 138570, 139762, 145390, 149745, 161665, 174468, 184760, 193998, 199660, 209643, 218085, 239592, 249240, 258664, 277140, 279524, 290780, 299490, 309473, 323330, 348936, 349405, 387996, 399320, 419286, 436170, 484995, 554280, 559048, 581560, 598980, 618946, 646660, 698810, 775992, 838572, 872340, 928419, 969990, 1048215, 1197960, 1237892, 1293320, 1397620, 1547365, 1677144, 1744680, 1856838, 1939980, 2096430, 2166311, 2475784, 2795240, 3094730, 3713676, 3879960, 4192860, 4332622, 4642095, 6189460, 6498933, 7427352, 8385720, 8665244, 9284190, 10831555, 12378920, 12997866, 17330488, 18568380, 21663110, 25995732, 32494665, 37136760, 43326220, 51991464, 64989330, 86652440, 129978660, 259957320]

約数ペア:

[(1, 259957320), (2, 129978660), (3, 86652440), (4, 64989330), (5, 51991464), (6, 43326220), (7, 37136760), (8, 32494665), (10, 25995732), (12, 21663110), (14, 18568380), (15, 17330488), (20, 12997866), (21, 12378920), (24, 10831555), (28, 9284190), (30, 8665244), (31, 8385720), (35, 7427352), (40, 6498933), (42, 6189460), (56, 4642095), (60, 4332622), (62, 4192860), (67, 3879960), (70, 3713676), (84, 3094730), (93, 2795240), (105, 2475784), (120, 2166311), (124, 2096430), (134, 1939980), (140, 1856838), (149, 1744680), (155, 1677144), (168, 1547365), (186, 1397620), (201, 1293320), (210, 1237892), (217, 1197960), (248, 1048215), (268, 969990), (280, 928419), (298, 872340), (310, 838572), (335, 775992), (372, 698810), (402, 646660), (420, 618946), (434, 598980), (447, 581560), (465, 559048), (469, 554280), (536, 484995), (596, 436170), (620, 419286), (651, 399320), (670, 387996), (744, 349405), (745, 348936), (804, 323330), (840, 309473), (868, 299490), (894, 290780), (930, 279524), (938, 277140), (1005, 258664), (1043, 249240), (1085, 239592), (1192, 218085), (1240, 209643), (1302, 199660), (1340, 193998), (1407, 184760), (1490, 174468), (1608, 161665), (1736, 149745), (1788, 145390), (1860, 139762), (1876, 138570), (2010, 129332), (2077, 125160), (2086, 124620), (2170, 119796), (2235, 116312), (2345, 110856), (2604, 99830), (2680, 96999), (2814, 92380), (2980, 87234), (3129, 83080), (3255, 79864), (3576, 72695), (3720, 69881), (3752, 69285), (4020, 64666), (4154, 62580), (4172, 62310), (4340, 59898), (4470, 58156), (4619, 56280), (4690, 55428), (5208, 49915), (5215, 49848), (5628, 46190), (5960, 43617), (6231, 41720), (6258, 41540), (6510, 39932), (7035, 36952), (8040, 32333), (8308, 31290), (8344, 31155), (8680, 29949), (8940, 29078), (9238, 28140), (9380, 27714), (9983, 26040), (10385, 25032), (10430, 24924), (11256, 23095), (12462, 20860), (12516, 20770), (13020, 19966), (13857, 18760), (14070, 18476), (14539, 17880), (15645, 16616)]