305848510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2399}}^1$

素因数の和:2497

約数の個数: 64

約数和(自身を含む): 642816000

約数和(自身を除く): 336967490

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 61, 95, 110, 122, 190, 209, 305, 418, 610, 671, 1045, 1159, 1342, 2090, 2318, 2399, 3355, 4798, 5795, 6710, 11590, 11995, 12749, 23990, 25498, 26389, 45581, 52778, 63745, 91162, 127490, 131945, 146339, 227905, 263890, 292678, 455810, 501391, 731695, 1002782, 1463390, 1609729, 2506955, 2780441, 3219458, 5013910, 5560882, 8048645, 13902205, 16097290, 27804410, 30584851, 61169702, 152924255, 305848510]

約数ペア:

[(1, 305848510), (2, 152924255), (5, 61169702), (10, 30584851), (11, 27804410), (19, 16097290), (22, 13902205), (38, 8048645), (55, 5560882), (61, 5013910), (95, 3219458), (110, 2780441), (122, 2506955), (190, 1609729), (209, 1463390), (305, 1002782), (418, 731695), (610, 501391), (671, 455810), (1045, 292678), (1159, 263890), (1342, 227905), (2090, 146339), (2318, 131945), (2399, 127490), (3355, 91162), (4798, 63745), (5795, 52778), (6710, 45581), (11590, 26389), (11995, 25498), (12749, 23990)]