121090040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{563}}^1$

素因数の和:876

約数の個数: 64

約数和(自身を含む): 288316800

約数和(自身を除く): 167226760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 283, 380, 563, 566, 760, 1126, 1132, 1415, 2252, 2264, 2815, 2830, 4504, 5377, 5630, 5660, 10697, 10754, 11260, 11320, 21394, 21508, 22520, 26885, 42788, 43016, 53485, 53770, 85576, 106970, 107540, 159329, 213940, 215080, 318658, 427880, 637316, 796645, 1274632, 1593290, 3027251, 3186580, 6054502, 6373160, 12109004, 15136255, 24218008, 30272510, 60545020, 121090040]

約数ペア:

[(1, 121090040), (2, 60545020), (4, 30272510), (5, 24218008), (8, 15136255), (10, 12109004), (19, 6373160), (20, 6054502), (38, 3186580), (40, 3027251), (76, 1593290), (95, 1274632), (152, 796645), (190, 637316), (283, 427880), (380, 318658), (563, 215080), (566, 213940), (760, 159329), (1126, 107540), (1132, 106970), (1415, 85576), (2252, 53770), (2264, 53485), (2815, 43016), (2830, 42788), (4504, 26885), (5377, 22520), (5630, 21508), (5660, 21394), (10697, 11320), (10754, 11260)]