31158240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:624

約数の個数: 96

約数和(自身を含む): 99066240

約数和(自身を除く): 67908000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 139, 160, 240, 278, 417, 467, 480, 556, 695, 834, 934, 1112, 1390, 1401, 1668, 1868, 2085, 2224, 2335, 2780, 2802, 3336, 3736, 4170, 4448, 4670, 5560, 5604, 6672, 7005, 7472, 8340, 9340, 11120, 11208, 13344, 14010, 14944, 16680, 18680, 22240, 22416, 28020, 33360, 37360, 44832, 56040, 64913, 66720, 74720, 112080, 129826, 194739, 224160, 259652, 324565, 389478, 519304, 649130, 778956, 973695, 1038608, 1298260, 1557912, 1947390, 2077216, 2596520, 3115824, 3894780, 5193040, 6231648, 7789560, 10386080, 15579120, 31158240]

約数ペア:

[(1, 31158240), (2, 15579120), (3, 10386080), (4, 7789560), (5, 6231648), (6, 5193040), (8, 3894780), (10, 3115824), (12, 2596520), (15, 2077216), (16, 1947390), (20, 1557912), (24, 1298260), (30, 1038608), (32, 973695), (40, 778956), (48, 649130), (60, 519304), (80, 389478), (96, 324565), (120, 259652), (139, 224160), (160, 194739), (240, 129826), (278, 112080), (417, 74720), (467, 66720), (480, 64913), (556, 56040), (695, 44832), (834, 37360), (934, 33360), (1112, 28020), (1390, 22416), (1401, 22240), (1668, 18680), (1868, 16680), (2085, 14944), (2224, 14010), (2335, 13344), (2780, 11208), (2802, 11120), (3336, 9340), (3736, 8340), (4170, 7472), (4448, 7005), (4670, 6672), (5560, 5604)]