31347240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1093}}^1$

素因数の和:1346

約数の個数: 64

約数和(自身を含む): 94521600

約数和(自身を除く): 63174360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1093, 1195, 1434, 1912, 2186, 2390, 2868, 3279, 3585, 4372, 4780, 5465, 5736, 6558, 7170, 8744, 9560, 10930, 13116, 14340, 16395, 21860, 26232, 28680, 32790, 43720, 65580, 131160, 261227, 522454, 783681, 1044908, 1306135, 1567362, 2089816, 2612270, 3134724, 3918405, 5224540, 6269448, 7836810, 10449080, 15673620, 31347240]

約数ペア:

[(1, 31347240), (2, 15673620), (3, 10449080), (4, 7836810), (5, 6269448), (6, 5224540), (8, 3918405), (10, 3134724), (12, 2612270), (15, 2089816), (20, 1567362), (24, 1306135), (30, 1044908), (40, 783681), (60, 522454), (120, 261227), (239, 131160), (478, 65580), (717, 43720), (956, 32790), (1093, 28680), (1195, 26232), (1434, 21860), (1912, 16395), (2186, 14340), (2390, 13116), (2868, 10930), (3279, 9560), (3585, 8744), (4372, 7170), (4780, 6558), (5465, 5736)]