61517040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19717}}^1$

素因数の和:19746

約数の個数: 80

約数和(自身を含む): 205382688

約数和(自身を除く): 143865648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 19717, 39434, 59151, 78868, 98585, 118302, 157736, 197170, 236604, 256321, 295755, 315472, 394340, 473208, 512642, 591510, 768963, 788680, 946416, 1025284, 1183020, 1281605, 1537926, 1577360, 2050568, 2366040, 2563210, 3075852, 3844815, 4101136, 4732080, 5126420, 6151704, 7689630, 10252840, 12303408, 15379260, 20505680, 30758520, 61517040]

約数ペア:

[(1, 61517040), (2, 30758520), (3, 20505680), (4, 15379260), (5, 12303408), (6, 10252840), (8, 7689630), (10, 6151704), (12, 5126420), (13, 4732080), (15, 4101136), (16, 3844815), (20, 3075852), (24, 2563210), (26, 2366040), (30, 2050568), (39, 1577360), (40, 1537926), (48, 1281605), (52, 1183020), (60, 1025284), (65, 946416), (78, 788680), (80, 768963), (104, 591510), (120, 512642), (130, 473208), (156, 394340), (195, 315472), (208, 295755), (240, 256321), (260, 236604), (312, 197170), (390, 157736), (520, 118302), (624, 98585), (780, 78868), (1040, 59151), (1560, 39434), (3120, 19717)]