64297240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{829}}^1$

素因数の和:1124

約数の個数: 64

約数和(自身を含む): 166132800

約数和(自身を除く): 101835560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 277, 280, 554, 829, 1108, 1385, 1658, 1939, 2216, 2770, 3316, 3878, 4145, 5540, 5803, 6632, 7756, 8290, 9695, 11080, 11606, 15512, 16580, 19390, 23212, 29015, 33160, 38780, 46424, 58030, 77560, 116060, 229633, 232120, 459266, 918532, 1148165, 1607431, 1837064, 2296330, 3214862, 4592660, 6429724, 8037155, 9185320, 12859448, 16074310, 32148620, 64297240]

約数ペア:

[(1, 64297240), (2, 32148620), (4, 16074310), (5, 12859448), (7, 9185320), (8, 8037155), (10, 6429724), (14, 4592660), (20, 3214862), (28, 2296330), (35, 1837064), (40, 1607431), (56, 1148165), (70, 918532), (140, 459266), (277, 232120), (280, 229633), (554, 116060), (829, 77560), (1108, 58030), (1385, 46424), (1658, 38780), (1939, 33160), (2216, 29015), (2770, 23212), (3316, 19390), (3878, 16580), (4145, 15512), (5540, 11606), (5803, 11080), (6632, 9695), (7756, 8290)]