64969320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41647}}^1$

素因数の和:41674

約数の個数: 64

約数和(自身を含む): 209905920

約数和(自身を除く): 144936600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 41647, 83294, 124941, 166588, 208235, 249882, 333176, 416470, 499764, 541411, 624705, 832940, 999528, 1082822, 1249410, 1624233, 1665880, 2165644, 2498820, 2707055, 3248466, 4331288, 4997640, 5414110, 6496932, 8121165, 10828220, 12993864, 16242330, 21656440, 32484660, 64969320]

約数ペア:

[(1, 64969320), (2, 32484660), (3, 21656440), (4, 16242330), (5, 12993864), (6, 10828220), (8, 8121165), (10, 6496932), (12, 5414110), (13, 4997640), (15, 4331288), (20, 3248466), (24, 2707055), (26, 2498820), (30, 2165644), (39, 1665880), (40, 1624233), (52, 1249410), (60, 1082822), (65, 999528), (78, 832940), (104, 624705), (120, 541411), (130, 499764), (156, 416470), (195, 333176), (260, 249882), (312, 208235), (390, 166588), (520, 124941), (780, 83294), (1560, 41647)]