156690710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:429

約数の個数: 64

約数和(自身を含む): 318345984

約数和(自身を除く): 161655274

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 157, 211, 215, 314, 422, 430, 473, 785, 946, 1055, 1570, 1727, 2110, 2321, 2365, 3454, 4642, 4730, 6751, 8635, 9073, 11605, 13502, 17270, 18146, 23210, 33127, 33755, 45365, 66254, 67510, 74261, 90730, 99803, 148522, 165635, 199606, 331270, 364397, 371305, 499015, 728794, 742610, 998030, 1424461, 1821985, 2848922, 3643970, 7122305, 14244610, 15669071, 31338142, 78345355, 156690710]

約数ペア:

[(1, 156690710), (2, 78345355), (5, 31338142), (10, 15669071), (11, 14244610), (22, 7122305), (43, 3643970), (55, 2848922), (86, 1821985), (110, 1424461), (157, 998030), (211, 742610), (215, 728794), (314, 499015), (422, 371305), (430, 364397), (473, 331270), (785, 199606), (946, 165635), (1055, 148522), (1570, 99803), (1727, 90730), (2110, 74261), (2321, 67510), (2365, 66254), (3454, 45365), (4642, 33755), (4730, 33127), (6751, 23210), (8635, 18146), (9073, 17270), (11605, 13502)]