30548960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1$

素因数の和:820

約数の個数: 96

約数和(自身を含む): 81920160

約数和(自身を除く): 51371200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 773, 988, 1040, 1235, 1520, 1546, 1976, 2080, 2470, 3040, 3092, 3865, 3952, 4940, 6184, 7730, 7904, 9880, 10049, 12368, 14687, 15460, 19760, 20098, 24736, 29374, 30920, 39520, 40196, 50245, 58748, 61840, 73435, 80392, 100490, 117496, 123680, 146870, 160784, 190931, 200980, 234992, 293740, 321568, 381862, 401960, 469984, 587480, 763724, 803920, 954655, 1174960, 1527448, 1607840, 1909310, 2349920, 3054896, 3818620, 6109792, 7637240, 15274480, 30548960]

約数ペア:

[(1, 30548960), (2, 15274480), (4, 7637240), (5, 6109792), (8, 3818620), (10, 3054896), (13, 2349920), (16, 1909310), (19, 1607840), (20, 1527448), (26, 1174960), (32, 954655), (38, 803920), (40, 763724), (52, 587480), (65, 469984), (76, 401960), (80, 381862), (95, 321568), (104, 293740), (130, 234992), (152, 200980), (160, 190931), (190, 160784), (208, 146870), (247, 123680), (260, 117496), (304, 100490), (380, 80392), (416, 73435), (494, 61840), (520, 58748), (608, 50245), (760, 40196), (773, 39520), (988, 30920), (1040, 29374), (1235, 24736), (1520, 20098), (1546, 19760), (1976, 15460), (2080, 14687), (2470, 12368), (3040, 10049), (3092, 9880), (3865, 7904), (3952, 7730), (4940, 6184)]