306997730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2621}}^1$

素因数の和:2711

約数の個数: 64

約数和(自身を含む): 642243168

約数和(自身を除く): 335245438

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 53, 65, 85, 106, 130, 170, 221, 265, 442, 530, 689, 901, 1105, 1378, 1802, 2210, 2621, 3445, 4505, 5242, 6890, 9010, 11713, 13105, 23426, 26210, 34073, 44557, 58565, 68146, 89114, 117130, 138913, 170365, 222785, 277826, 340730, 445570, 579241, 694565, 1158482, 1389130, 1805869, 2361521, 2896205, 3611738, 4723042, 5792410, 9029345, 11807605, 18058690, 23615210, 30699773, 61399546, 153498865, 306997730]

約数ペア:

[(1, 306997730), (2, 153498865), (5, 61399546), (10, 30699773), (13, 23615210), (17, 18058690), (26, 11807605), (34, 9029345), (53, 5792410), (65, 4723042), (85, 3611738), (106, 2896205), (130, 2361521), (170, 1805869), (221, 1389130), (265, 1158482), (442, 694565), (530, 579241), (689, 445570), (901, 340730), (1105, 277826), (1378, 222785), (1802, 170365), (2210, 138913), (2621, 117130), (3445, 89114), (4505, 68146), (5242, 58565), (6890, 44557), (9010, 34073), (11713, 26210), (13105, 23426)]