75668820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 219394560

約数和(自身を除く): 143725740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 139, 172, 211, 215, 258, 278, 417, 422, 430, 516, 556, 633, 645, 695, 834, 844, 860, 1055, 1266, 1290, 1390, 1668, 2085, 2110, 2532, 2580, 2780, 3165, 4170, 4220, 5977, 6330, 8340, 9073, 11954, 12660, 17931, 18146, 23908, 27219, 29329, 29885, 35862, 36292, 45365, 54438, 58658, 59770, 71724, 87987, 89655, 90730, 108876, 117316, 119540, 136095, 146645, 175974, 179310, 181460, 272190, 293290, 351948, 358620, 439935, 544380, 586580, 879870, 1261147, 1759740, 2522294, 3783441, 5044588, 6305735, 7566882, 12611470, 15133764, 18917205, 25222940, 37834410, 75668820]

約数ペア:

[(1, 75668820), (2, 37834410), (3, 25222940), (4, 18917205), (5, 15133764), (6, 12611470), (10, 7566882), (12, 6305735), (15, 5044588), (20, 3783441), (30, 2522294), (43, 1759740), (60, 1261147), (86, 879870), (129, 586580), (139, 544380), (172, 439935), (211, 358620), (215, 351948), (258, 293290), (278, 272190), (417, 181460), (422, 179310), (430, 175974), (516, 146645), (556, 136095), (633, 119540), (645, 117316), (695, 108876), (834, 90730), (844, 89655), (860, 87987), (1055, 71724), (1266, 59770), (1290, 58658), (1390, 54438), (1668, 45365), (2085, 36292), (2110, 35862), (2532, 29885), (2580, 29329), (2780, 27219), (3165, 23908), (4170, 18146), (4220, 17931), (5977, 12660), (6330, 11954), (8340, 9073)]