210311530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2411}}^1$

素因数の和:2503

約数の個数: 64

約数和(自身を含む): 452221056

約数和(自身を除く): 241909526

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 61, 65, 110, 122, 130, 143, 286, 305, 610, 671, 715, 793, 1342, 1430, 1586, 2411, 3355, 3965, 4822, 6710, 7930, 8723, 12055, 17446, 24110, 26521, 31343, 43615, 53042, 62686, 87230, 132605, 147071, 156715, 265210, 294142, 313430, 344773, 689546, 735355, 1470710, 1617781, 1723865, 1911923, 3235562, 3447730, 3823846, 8088905, 9559615, 16177810, 19119230, 21031153, 42062306, 105155765, 210311530]

約数ペア:

[(1, 210311530), (2, 105155765), (5, 42062306), (10, 21031153), (11, 19119230), (13, 16177810), (22, 9559615), (26, 8088905), (55, 3823846), (61, 3447730), (65, 3235562), (110, 1911923), (122, 1723865), (130, 1617781), (143, 1470710), (286, 735355), (305, 689546), (610, 344773), (671, 313430), (715, 294142), (793, 265210), (1342, 156715), (1430, 147071), (1586, 132605), (2411, 87230), (3355, 62686), (3965, 53042), (4822, 43615), (6710, 31343), (7930, 26521), (8723, 24110), (12055, 17446)]