427999260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{42209}}^1$

素因数の和:42247

約数の個数: 72

約数和(自身を含む): 1297704240

約数和(自身を除く): 869704980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 42209, 84418, 126627, 168836, 211045, 253254, 422090, 506508, 548717, 633135, 844180, 1097434, 1266270, 1646151, 2194868, 2532540, 2743585, 3292302, 5487170, 6584604, 7133321, 8230755, 10974340, 14266642, 16461510, 21399963, 28533284, 32923020, 35666605, 42799926, 71333210, 85599852, 106999815, 142666420, 213999630, 427999260]

約数ペア:

[(1, 427999260), (2, 213999630), (3, 142666420), (4, 106999815), (5, 85599852), (6, 71333210), (10, 42799926), (12, 35666605), (13, 32923020), (15, 28533284), (20, 21399963), (26, 16461510), (30, 14266642), (39, 10974340), (52, 8230755), (60, 7133321), (65, 6584604), (78, 5487170), (130, 3292302), (156, 2743585), (169, 2532540), (195, 2194868), (260, 1646151), (338, 1266270), (390, 1097434), (507, 844180), (676, 633135), (780, 548717), (845, 506508), (1014, 422090), (1690, 253254), (2028, 211045), (2535, 168836), (3380, 126627), (5070, 84418), (10140, 42209)]