1290915176

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{577}}^1$

素因数の和:1002

約数の個数: 64

約数和(自身を含む): 2621808000

約数和(自身を除く): 1330892824

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 359, 577, 718, 779, 1154, 1436, 1558, 2308, 2872, 3116, 4616, 6232, 6821, 10963, 13642, 14719, 21926, 23657, 27284, 29438, 43852, 47314, 54568, 58876, 87704, 94628, 117752, 189256, 207143, 279661, 414286, 449483, 559322, 828572, 898966, 1118644, 1657144, 1797932, 2237288, 3595864, 3935717, 7871434, 8492863, 15742868, 16985726, 31485736, 33971452, 67942904, 161364397, 322728794, 645457588, 1290915176]

約数ペア:

[(1, 1290915176), (2, 645457588), (4, 322728794), (8, 161364397), (19, 67942904), (38, 33971452), (41, 31485736), (76, 16985726), (82, 15742868), (152, 8492863), (164, 7871434), (328, 3935717), (359, 3595864), (577, 2237288), (718, 1797932), (779, 1657144), (1154, 1118644), (1436, 898966), (1558, 828572), (2308, 559322), (2872, 449483), (3116, 414286), (4616, 279661), (6232, 207143), (6821, 189256), (10963, 117752), (13642, 94628), (14719, 87704), (21926, 58876), (23657, 54568), (27284, 47314), (29438, 43852)]