1260405720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9437}}^1$

素因数の和:9514

約数の個数: 192

約数和(自身を含む): 4770342720

約数和(自身を除く): 3509937000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 53, 56, 60, 63, 70, 72, 84, 90, 105, 106, 120, 126, 140, 159, 168, 180, 210, 212, 252, 265, 280, 315, 318, 360, 371, 420, 424, 477, 504, 530, 630, 636, 742, 795, 840, 954, 1060, 1113, 1260, 1272, 1484, 1590, 1855, 1908, 2120, 2226, 2385, 2520, 2968, 3180, 3339, 3710, 3816, 4452, 4770, 5565, 6360, 6678, 7420, 8904, 9437, 9540, 11130, 13356, 14840, 16695, 18874, 19080, 22260, 26712, 28311, 33390, 37748, 44520, 47185, 56622, 66059, 66780, 75496, 84933, 94370, 113244, 132118, 133560, 141555, 169866, 188740, 198177, 226488, 264236, 283110, 330295, 339732, 377480, 396354, 424665, 500161, 528472, 566220, 594531, 660590, 679464, 792708, 849330, 990885, 1000322, 1132440, 1189062, 1321180, 1500483, 1585416, 1698660, 1981770, 2000644, 2378124, 2500805, 2642360, 2972655, 3000966, 3397320, 3501127, 3963540, 4001288, 4501449, 4756248, 5001610, 5945310, 6001932, 7002254, 7502415, 7927080, 9002898, 10003220, 10503381, 11890620, 12003864, 14004508, 15004830, 17505635, 18005796, 20006440, 21006762, 22507245, 23781240, 28009016, 30009660, 31510143, 35011270, 36011592, 42013524, 45014490, 52516905, 60019320, 63020286, 70022540, 84027048, 90028980, 105033810, 126040572, 140045080, 157550715, 180057960, 210067620, 252081144, 315101430, 420135240, 630202860, 1260405720]

約数ペア:

[(1, 1260405720), (2, 630202860), (3, 420135240), (4, 315101430), (5, 252081144), (6, 210067620), (7, 180057960), (8, 157550715), (9, 140045080), (10, 126040572), (12, 105033810), (14, 90028980), (15, 84027048), (18, 70022540), (20, 63020286), (21, 60019320), (24, 52516905), (28, 45014490), (30, 42013524), (35, 36011592), (36, 35011270), (40, 31510143), (42, 30009660), (45, 28009016), (53, 23781240), (56, 22507245), (60, 21006762), (63, 20006440), (70, 18005796), (72, 17505635), (84, 15004830), (90, 14004508), (105, 12003864), (106, 11890620), (120, 10503381), (126, 10003220), (140, 9002898), (159, 7927080), (168, 7502415), (180, 7002254), (210, 6001932), (212, 5945310), (252, 5001610), (265, 4756248), (280, 4501449), (315, 4001288), (318, 3963540), (360, 3501127), (371, 3397320), (420, 3000966), (424, 2972655), (477, 2642360), (504, 2500805), (530, 2378124), (630, 2000644), (636, 1981770), (742, 1698660), (795, 1585416), (840, 1500483), (954, 1321180), (1060, 1189062), (1113, 1132440), (1260, 1000322), (1272, 990885), (1484, 849330), (1590, 792708), (1855, 679464), (1908, 660590), (2120, 594531), (2226, 566220), (2385, 528472), (2520, 500161), (2968, 424665), (3180, 396354), (3339, 377480), (3710, 339732), (3816, 330295), (4452, 283110), (4770, 264236), (5565, 226488), (6360, 198177), (6678, 188740), (7420, 169866), (8904, 141555), (9437, 133560), (9540, 132118), (11130, 113244), (13356, 94370), (14840, 84933), (16695, 75496), (18874, 66780), (19080, 66059), (22260, 56622), (26712, 47185), (28311, 44520), (33390, 37748)]