305572020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17033}}^1$

素因数の和:17081

約数の個数: 96

約数和(自身を含む): 961535232

約数和(自身を除く): 655963212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2990, 3588, 4485, 5980, 8970, 17033, 17940, 34066, 51099, 68132, 85165, 102198, 170330, 204396, 221429, 255495, 340660, 391759, 442858, 510990, 664287, 783518, 885716, 1021980, 1107145, 1175277, 1328574, 1567036, 1958795, 2214290, 2350554, 2657148, 3321435, 3917590, 4428580, 4701108, 5092867, 5876385, 6642870, 7835180, 10185734, 11752770, 13285740, 15278601, 20371468, 23505540, 25464335, 30557202, 50928670, 61114404, 76393005, 101857340, 152786010, 305572020]

約数ペア:

[(1, 305572020), (2, 152786010), (3, 101857340), (4, 76393005), (5, 61114404), (6, 50928670), (10, 30557202), (12, 25464335), (13, 23505540), (15, 20371468), (20, 15278601), (23, 13285740), (26, 11752770), (30, 10185734), (39, 7835180), (46, 6642870), (52, 5876385), (60, 5092867), (65, 4701108), (69, 4428580), (78, 3917590), (92, 3321435), (115, 2657148), (130, 2350554), (138, 2214290), (156, 1958795), (195, 1567036), (230, 1328574), (260, 1175277), (276, 1107145), (299, 1021980), (345, 885716), (390, 783518), (460, 664287), (598, 510990), (690, 442858), (780, 391759), (897, 340660), (1196, 255495), (1380, 221429), (1495, 204396), (1794, 170330), (2990, 102198), (3588, 85165), (4485, 68132), (5980, 51099), (8970, 34066), (17033, 17940)]