56887280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:798

約数の個数: 80

約数和(自身を含む): 141419520

約数和(自身を除く): 84532240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 92, 115, 172, 184, 215, 230, 344, 368, 430, 460, 688, 719, 860, 920, 989, 1438, 1720, 1840, 1978, 2876, 3440, 3595, 3956, 4945, 5752, 7190, 7912, 9890, 11504, 14380, 15824, 16537, 19780, 28760, 30917, 33074, 39560, 57520, 61834, 66148, 79120, 82685, 123668, 132296, 154585, 165370, 247336, 264592, 309170, 330740, 494672, 618340, 661480, 711091, 1236680, 1322960, 1422182, 2473360, 2844364, 3555455, 5688728, 7110910, 11377456, 14221820, 28443640, 56887280]

約数ペア:

[(1, 56887280), (2, 28443640), (4, 14221820), (5, 11377456), (8, 7110910), (10, 5688728), (16, 3555455), (20, 2844364), (23, 2473360), (40, 1422182), (43, 1322960), (46, 1236680), (80, 711091), (86, 661480), (92, 618340), (115, 494672), (172, 330740), (184, 309170), (215, 264592), (230, 247336), (344, 165370), (368, 154585), (430, 132296), (460, 123668), (688, 82685), (719, 79120), (860, 66148), (920, 61834), (989, 57520), (1438, 39560), (1720, 33074), (1840, 30917), (1978, 28760), (2876, 19780), (3440, 16537), (3595, 15824), (3956, 14380), (4945, 11504), (5752, 9890), (7190, 7912)]