64157580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15497}}^1$

素因数の和:15535

約数の個数: 72

約数和(自身を含む): 203085792

約数和(自身を除く): 138928212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 15497, 30994, 46491, 61988, 77485, 92982, 139473, 154970, 185964, 232455, 278946, 309940, 356431, 464910, 557892, 697365, 712862, 929820, 1069293, 1394730, 1425724, 1782155, 2138586, 2789460, 3207879, 3564310, 4277172, 5346465, 6415758, 7128620, 10692930, 12831516, 16039395, 21385860, 32078790, 64157580]

約数ペア:

[(1, 64157580), (2, 32078790), (3, 21385860), (4, 16039395), (5, 12831516), (6, 10692930), (9, 7128620), (10, 6415758), (12, 5346465), (15, 4277172), (18, 3564310), (20, 3207879), (23, 2789460), (30, 2138586), (36, 1782155), (45, 1425724), (46, 1394730), (60, 1069293), (69, 929820), (90, 712862), (92, 697365), (115, 557892), (138, 464910), (180, 356431), (207, 309940), (230, 278946), (276, 232455), (345, 185964), (414, 154970), (460, 139473), (690, 92982), (828, 77485), (1035, 61988), (1380, 46491), (2070, 30994), (4140, 15497)]