212071730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3733}}^1$

素因数の和:3795

約数の個数: 64

約数和(自身を含む): 451664640

約数和(自身を除く): 239592910

約数列:

[1, 2, 5, 10, 13, 19, 23, 26, 38, 46, 65, 95, 115, 130, 190, 230, 247, 299, 437, 494, 598, 874, 1235, 1495, 2185, 2470, 2990, 3733, 4370, 5681, 7466, 11362, 18665, 28405, 37330, 48529, 56810, 70927, 85859, 97058, 141854, 171718, 242645, 354635, 429295, 485290, 709270, 858590, 922051, 1116167, 1631321, 1844102, 2232334, 3262642, 4610255, 5580835, 8156605, 9220510, 11161670, 16313210, 21207173, 42414346, 106035865, 212071730]

約数ペア:

[(1, 212071730), (2, 106035865), (5, 42414346), (10, 21207173), (13, 16313210), (19, 11161670), (23, 9220510), (26, 8156605), (38, 5580835), (46, 4610255), (65, 3262642), (95, 2232334), (115, 1844102), (130, 1631321), (190, 1116167), (230, 922051), (247, 858590), (299, 709270), (437, 485290), (494, 429295), (598, 354635), (874, 242645), (1235, 171718), (1495, 141854), (2185, 97058), (2470, 85859), (2990, 70927), (3733, 56810), (4370, 48529), (5681, 37330), (7466, 28405), (11362, 18665)]