90438960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2711}}^1$

素因数の和:2866

約数の個数: 80

約数和(自身を含む): 282481920

約数和(自身を除く): 192042960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2711, 2780, 3336, 4170, 5422, 5560, 6672, 8133, 8340, 10844, 11120, 13555, 16266, 16680, 21688, 27110, 32532, 33360, 40665, 43376, 54220, 65064, 81330, 108440, 130128, 162660, 216880, 325320, 376829, 650640, 753658, 1130487, 1507316, 1884145, 2260974, 3014632, 3768290, 4521948, 5652435, 6029264, 7536580, 9043896, 11304870, 15073160, 18087792, 22609740, 30146320, 45219480, 90438960]

約数ペア:

[(1, 90438960), (2, 45219480), (3, 30146320), (4, 22609740), (5, 18087792), (6, 15073160), (8, 11304870), (10, 9043896), (12, 7536580), (15, 6029264), (16, 5652435), (20, 4521948), (24, 3768290), (30, 3014632), (40, 2260974), (48, 1884145), (60, 1507316), (80, 1130487), (120, 753658), (139, 650640), (240, 376829), (278, 325320), (417, 216880), (556, 162660), (695, 130128), (834, 108440), (1112, 81330), (1390, 65064), (1668, 54220), (2085, 43376), (2224, 40665), (2711, 33360), (2780, 32532), (3336, 27110), (4170, 21688), (5422, 16680), (5560, 16266), (6672, 13555), (8133, 11120), (8340, 10844)]