1310254680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{751}}^1$

素因数の和:870

約数の個数: 256

約数和(自身を含む): 4712693760

約数和(自身を除く): 3402439080

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, 155, 168, 186, 201, 210, 217, 248, 268, 280, 310, 335, 372, 402, 420, 434, 465, 469, 536, 620, 651, 670, 744, 751, 804, 840, 868, 930, 938, 1005, 1085, 1240, 1302, 1340, 1407, 1502, 1608, 1736, 1860, 1876, 2010, 2077, 2170, 2253, 2345, 2604, 2680, 2814, 3004, 3255, 3720, 3752, 3755, 4020, 4154, 4340, 4506, 4690, 5208, 5257, 5628, 6008, 6231, 6510, 7035, 7510, 8040, 8308, 8680, 9012, 9380, 10385, 10514, 11256, 11265, 12462, 13020, 14070, 14539, 15020, 15771, 16616, 18024, 18760, 20770, 21028, 22530, 23281, 24924, 26040, 26285, 28140, 29078, 30040, 31155, 31542, 41540, 42056, 43617, 45060, 46562, 49848, 50317, 52570, 56280, 58156, 62310, 63084, 69843, 72695, 78855, 83080, 87234, 90120, 93124, 100634, 105140, 116312, 116405, 124620, 126168, 139686, 145390, 150951, 157710, 162967, 174468, 186248, 201268, 210280, 218085, 232810, 249240, 251585, 279372, 290780, 301902, 315420, 325934, 348936, 349215, 352219, 402536, 436170, 465620, 488901, 503170, 558744, 581560, 603804, 630840, 651868, 698430, 704438, 754755, 814835, 872340, 931240, 977802, 1006340, 1056657, 1207608, 1303736, 1396860, 1408876, 1509510, 1559827, 1629670, 1744680, 1761095, 1955604, 2012680, 2113314, 2444505, 2793720, 2817752, 3019020, 3119654, 3259340, 3522190, 3911208, 4226628, 4679481, 4889010, 5283285, 6038040, 6239308, 6518680, 7044380, 7799135, 8453256, 9358962, 9778020, 10566570, 10918789, 12478616, 14088760, 15598270, 18717924, 19556040, 21133140, 21837578, 23397405, 31196540, 32756367, 37435848, 42266280, 43675156, 46794810, 54593945, 62393080, 65512734, 87350312, 93589620, 109187890, 131025468, 163781835, 187179240, 218375780, 262050936, 327563670, 436751560, 655127340, 1310254680]

約数ペア:

[(1, 1310254680), (2, 655127340), (3, 436751560), (4, 327563670), (5, 262050936), (6, 218375780), (7, 187179240), (8, 163781835), (10, 131025468), (12, 109187890), (14, 93589620), (15, 87350312), (20, 65512734), (21, 62393080), (24, 54593945), (28, 46794810), (30, 43675156), (31, 42266280), (35, 37435848), (40, 32756367), (42, 31196540), (56, 23397405), (60, 21837578), (62, 21133140), (67, 19556040), (70, 18717924), (84, 15598270), (93, 14088760), (105, 12478616), (120, 10918789), (124, 10566570), (134, 9778020), (140, 9358962), (155, 8453256), (168, 7799135), (186, 7044380), (201, 6518680), (210, 6239308), (217, 6038040), (248, 5283285), (268, 4889010), (280, 4679481), (310, 4226628), (335, 3911208), (372, 3522190), (402, 3259340), (420, 3119654), (434, 3019020), (465, 2817752), (469, 2793720), (536, 2444505), (620, 2113314), (651, 2012680), (670, 1955604), (744, 1761095), (751, 1744680), (804, 1629670), (840, 1559827), (868, 1509510), (930, 1408876), (938, 1396860), (1005, 1303736), (1085, 1207608), (1240, 1056657), (1302, 1006340), (1340, 977802), (1407, 931240), (1502, 872340), (1608, 814835), (1736, 754755), (1860, 704438), (1876, 698430), (2010, 651868), (2077, 630840), (2170, 603804), (2253, 581560), (2345, 558744), (2604, 503170), (2680, 488901), (2814, 465620), (3004, 436170), (3255, 402536), (3720, 352219), (3752, 349215), (3755, 348936), (4020, 325934), (4154, 315420), (4340, 301902), (4506, 290780), (4690, 279372), (5208, 251585), (5257, 249240), (5628, 232810), (6008, 218085), (6231, 210280), (6510, 201268), (7035, 186248), (7510, 174468), (8040, 162967), (8308, 157710), (8680, 150951), (9012, 145390), (9380, 139686), (10385, 126168), (10514, 124620), (11256, 116405), (11265, 116312), (12462, 105140), (13020, 100634), (14070, 93124), (14539, 90120), (15020, 87234), (15771, 83080), (16616, 78855), (18024, 72695), (18760, 69843), (20770, 63084), (21028, 62310), (22530, 58156), (23281, 56280), (24924, 52570), (26040, 50317), (26285, 49848), (28140, 46562), (29078, 45060), (30040, 43617), (31155, 42056), (31542, 41540)]