64204280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2143}}^1$

素因数の和:2268

約数の個数: 64

約数和(自身を含む): 166717440

約数和(自身を除く): 102513160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 2140, 2143, 2996, 3745, 4280, 4286, 5992, 7490, 8572, 10715, 14980, 15001, 17144, 21430, 29960, 30002, 42860, 60004, 75005, 85720, 120008, 150010, 229301, 300020, 458602, 600040, 917204, 1146505, 1605107, 1834408, 2293010, 3210214, 4586020, 6420428, 8025535, 9172040, 12840856, 16051070, 32102140, 64204280]

約数ペア:

[(1, 64204280), (2, 32102140), (4, 16051070), (5, 12840856), (7, 9172040), (8, 8025535), (10, 6420428), (14, 4586020), (20, 3210214), (28, 2293010), (35, 1834408), (40, 1605107), (56, 1146505), (70, 917204), (107, 600040), (140, 458602), (214, 300020), (280, 229301), (428, 150010), (535, 120008), (749, 85720), (856, 75005), (1070, 60004), (1498, 42860), (2140, 30002), (2143, 29960), (2996, 21430), (3745, 17144), (4280, 15001), (4286, 14980), (5992, 10715), (7490, 8572)]