64707240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41479}}^1$

素因数の和:41506

約数の個数: 64

約数和(自身を含む): 209059200

約数和(自身を除く): 144351960

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, 41479, 82958, 124437, 165916, 207395, 248874, 331832, 414790, 497748, 539227, 622185, 829580, 995496, 1078454, 1244370, 1617681, 1659160, 2156908, 2488740, 2696135, 3235362, 4313816, 4977480, 5392270, 6470724, 8088405, 10784540, 12941448, 16176810, 21569080, 32353620, 64707240]

約数ペア:

[(1, 64707240), (2, 32353620), (3, 21569080), (4, 16176810), (5, 12941448), (6, 10784540), (8, 8088405), (10, 6470724), (12, 5392270), (13, 4977480), (15, 4313816), (20, 3235362), (24, 2696135), (26, 2488740), (30, 2156908), (39, 1659160), (40, 1617681), (52, 1244370), (60, 1078454), (65, 995496), (78, 829580), (104, 622185), (120, 539227), (130, 497748), (156, 414790), (195, 331832), (260, 248874), (312, 207395), (390, 165916), (520, 124437), (780, 82958), (1560, 41479)]