12960870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 33868800

約数和(自身を除く): 20907930

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 167, 195, 199, 334, 390, 398, 501, 597, 835, 995, 1002, 1194, 1670, 1990, 2171, 2505, 2587, 2985, 4342, 5010, 5174, 5970, 6513, 7761, 10855, 12935, 13026, 15522, 21710, 25870, 32565, 33233, 38805, 65130, 66466, 77610, 99699, 166165, 199398, 332330, 432029, 498495, 864058, 996990, 1296087, 2160145, 2592174, 4320290, 6480435, 12960870]

約数ペア:

[(1, 12960870), (2, 6480435), (3, 4320290), (5, 2592174), (6, 2160145), (10, 1296087), (13, 996990), (15, 864058), (26, 498495), (30, 432029), (39, 332330), (65, 199398), (78, 166165), (130, 99699), (167, 77610), (195, 66466), (199, 65130), (334, 38805), (390, 33233), (398, 32565), (501, 25870), (597, 21710), (835, 15522), (995, 13026), (1002, 12935), (1194, 10855), (1670, 7761), (1990, 6513), (2171, 5970), (2505, 5174), (2587, 5010), (2985, 4342)]