262843440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7879}}^1$

素因数の和:8034

約数の個数: 80

約数和(自身を含む): 820780800

約数和(自身を除く): 557937360

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, 2780, 3336, 4170, 5560, 6672, 7879, 8340, 11120, 15758, 16680, 23637, 31516, 33360, 39395, 47274, 63032, 78790, 94548, 118185, 126064, 157580, 189096, 236370, 315160, 378192, 472740, 630320, 945480, 1095181, 1890960, 2190362, 3285543, 4380724, 5475905, 6571086, 8761448, 10951810, 13142172, 16427715, 17522896, 21903620, 26284344, 32855430, 43807240, 52568688, 65710860, 87614480, 131421720, 262843440]

約数ペア:

[(1, 262843440), (2, 131421720), (3, 87614480), (4, 65710860), (5, 52568688), (6, 43807240), (8, 32855430), (10, 26284344), (12, 21903620), (15, 17522896), (16, 16427715), (20, 13142172), (24, 10951810), (30, 8761448), (40, 6571086), (48, 5475905), (60, 4380724), (80, 3285543), (120, 2190362), (139, 1890960), (240, 1095181), (278, 945480), (417, 630320), (556, 472740), (695, 378192), (834, 315160), (1112, 236370), (1390, 189096), (1668, 157580), (2085, 126064), (2224, 118185), (2780, 94548), (3336, 78790), (4170, 63032), (5560, 47274), (6672, 39395), (7879, 33360), (8340, 31516), (11120, 23637), (15758, 16680)]