248987340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{197609}}^1$

素因数の和:197631

約数の個数: 72

約数和(自身を含む): 863160480

約数和(自身を除く): 614173140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 197609, 395218, 592827, 790436, 988045, 1185654, 1383263, 1778481, 1976090, 2371308, 2766526, 2964135, 3556962, 3952180, 4149789, 5533052, 5928270, 6916315, 7113924, 8299578, 8892405, 11856540, 12449367, 13832630, 16599156, 17784810, 20748945, 24898734, 27665260, 35569620, 41497890, 49797468, 62246835, 82995780, 124493670, 248987340]

約数ペア:

[(1, 248987340), (2, 124493670), (3, 82995780), (4, 62246835), (5, 49797468), (6, 41497890), (7, 35569620), (9, 27665260), (10, 24898734), (12, 20748945), (14, 17784810), (15, 16599156), (18, 13832630), (20, 12449367), (21, 11856540), (28, 8892405), (30, 8299578), (35, 7113924), (36, 6916315), (42, 5928270), (45, 5533052), (60, 4149789), (63, 3952180), (70, 3556962), (84, 2964135), (90, 2766526), (105, 2371308), (126, 1976090), (140, 1778481), (180, 1383263), (210, 1185654), (252, 988045), (315, 790436), (420, 592827), (630, 395218), (1260, 197609)]