281388660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{12641}}^1$

素因数の和:12713

約数の個数: 96

約数和(自身を含む): 917505792

約数和(自身を除く): 636117132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 84, 105, 106, 140, 159, 210, 212, 265, 318, 371, 420, 530, 636, 742, 795, 1060, 1113, 1484, 1590, 1855, 2226, 3180, 3710, 4452, 5565, 7420, 11130, 12641, 22260, 25282, 37923, 50564, 63205, 75846, 88487, 126410, 151692, 176974, 189615, 252820, 265461, 353948, 379230, 442435, 530922, 669973, 758460, 884870, 1061844, 1327305, 1339946, 1769740, 2009919, 2654610, 2679892, 3349865, 4019838, 4689811, 5309220, 6699730, 8039676, 9379622, 10049595, 13399460, 14069433, 18759244, 20099190, 23449055, 28138866, 40198380, 46898110, 56277732, 70347165, 93796220, 140694330, 281388660]

約数ペア:

[(1, 281388660), (2, 140694330), (3, 93796220), (4, 70347165), (5, 56277732), (6, 46898110), (7, 40198380), (10, 28138866), (12, 23449055), (14, 20099190), (15, 18759244), (20, 14069433), (21, 13399460), (28, 10049595), (30, 9379622), (35, 8039676), (42, 6699730), (53, 5309220), (60, 4689811), (70, 4019838), (84, 3349865), (105, 2679892), (106, 2654610), (140, 2009919), (159, 1769740), (210, 1339946), (212, 1327305), (265, 1061844), (318, 884870), (371, 758460), (420, 669973), (530, 530922), (636, 442435), (742, 379230), (795, 353948), (1060, 265461), (1113, 252820), (1484, 189615), (1590, 176974), (1855, 151692), (2226, 126410), (3180, 88487), (3710, 75846), (4452, 63205), (5565, 50564), (7420, 37923), (11130, 25282), (12641, 22260)]