128932920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8329}}^1$

素因数の和:8389

約数の個数: 96

約数和(自身を含む): 428828400

約数和(自身を除く): 299895480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 8329, 15480, 16658, 24987, 33316, 41645, 49974, 66632, 74961, 83290, 99948, 124935, 149922, 166580, 199896, 249870, 299844, 333160, 358147, 374805, 499740, 599688, 716294, 749610, 999480, 1074441, 1432588, 1499220, 1790735, 2148882, 2865176, 2998440, 3223323, 3581470, 4297764, 5372205, 6446646, 7162940, 8595528, 10744410, 12893292, 14325880, 16116615, 21488820, 25786584, 32233230, 42977640, 64466460, 128932920]

約数ペア:

[(1, 128932920), (2, 64466460), (3, 42977640), (4, 32233230), (5, 25786584), (6, 21488820), (8, 16116615), (9, 14325880), (10, 12893292), (12, 10744410), (15, 8595528), (18, 7162940), (20, 6446646), (24, 5372205), (30, 4297764), (36, 3581470), (40, 3223323), (43, 2998440), (45, 2865176), (60, 2148882), (72, 1790735), (86, 1499220), (90, 1432588), (120, 1074441), (129, 999480), (172, 749610), (180, 716294), (215, 599688), (258, 499740), (344, 374805), (360, 358147), (387, 333160), (430, 299844), (516, 249870), (645, 199896), (774, 166580), (860, 149922), (1032, 124935), (1290, 99948), (1548, 83290), (1720, 74961), (1935, 66632), (2580, 49974), (3096, 41645), (3870, 33316), (5160, 24987), (7740, 16658), (8329, 15480)]