1256551380

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{110807}}^1$

素因数の和:110835

約数の個数: 120

約数和(自身を含む): 4505010048

約数和(自身を除く): 3248458668

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 110807, 221614, 332421, 443228, 554035, 664842, 775649, 997263, 1108070, 1329684, 1551298, 1662105, 1994526, 2216140, 2326947, 2991789, 3102596, 3324210, 3878245, 3989052, 4653894, 4986315, 5983578, 6648420, 6980841, 7756490, 8975367, 9307788, 9972630, 11634735, 11967156, 13961682, 14958945, 15512980, 17950734, 19945260, 20942523, 23269470, 27923364, 29917890, 34904205, 35901468, 41885046, 44876835, 46538940, 59835780, 62827569, 69808410, 83770092, 89753670, 104712615, 125655138, 139616820, 179507340, 209425230, 251310276, 314137845, 418850460, 628275690, 1256551380]

約数ペア:

[(1, 1256551380), (2, 628275690), (3, 418850460), (4, 314137845), (5, 251310276), (6, 209425230), (7, 179507340), (9, 139616820), (10, 125655138), (12, 104712615), (14, 89753670), (15, 83770092), (18, 69808410), (20, 62827569), (21, 59835780), (27, 46538940), (28, 44876835), (30, 41885046), (35, 35901468), (36, 34904205), (42, 29917890), (45, 27923364), (54, 23269470), (60, 20942523), (63, 19945260), (70, 17950734), (81, 15512980), (84, 14958945), (90, 13961682), (105, 11967156), (108, 11634735), (126, 9972630), (135, 9307788), (140, 8975367), (162, 7756490), (180, 6980841), (189, 6648420), (210, 5983578), (252, 4986315), (270, 4653894), (315, 3989052), (324, 3878245), (378, 3324210), (405, 3102596), (420, 2991789), (540, 2326947), (567, 2216140), (630, 1994526), (756, 1662105), (810, 1551298), (945, 1329684), (1134, 1108070), (1260, 997263), (1620, 775649), (1890, 664842), (2268, 554035), (2835, 443228), (3780, 332421), (5670, 221614), (11340, 110807)]