157494040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18839}}^1$

素因数の和:18880

約数の個数: 64

約数和(自身を含む): 406944000

約数和(自身を除く): 249449960

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 18839, 37678, 75356, 94195, 150712, 188390, 207229, 357941, 376780, 414458, 715882, 753560, 828916, 1036145, 1431764, 1657832, 1789705, 2072290, 2863528, 3579410, 3937351, 4144580, 7158820, 7874702, 8289160, 14317640, 15749404, 19686755, 31498808, 39373510, 78747020, 157494040]

約数ペア:

[(1, 157494040), (2, 78747020), (4, 39373510), (5, 31498808), (8, 19686755), (10, 15749404), (11, 14317640), (19, 8289160), (20, 7874702), (22, 7158820), (38, 4144580), (40, 3937351), (44, 3579410), (55, 2863528), (76, 2072290), (88, 1789705), (95, 1657832), (110, 1431764), (152, 1036145), (190, 828916), (209, 753560), (220, 715882), (380, 414458), (418, 376780), (440, 357941), (760, 207229), (836, 188390), (1045, 150712), (1672, 94195), (2090, 75356), (4180, 37678), (8360, 18839)]