16380240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 51264576

約数和(自身を除く): 34884336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 521, 524, 655, 786, 1042, 1048, 1310, 1563, 1572, 1965, 2084, 2096, 2605, 2620, 3126, 3144, 3930, 4168, 5210, 5240, 6252, 6288, 7815, 7860, 8336, 10420, 10480, 12504, 15630, 15720, 20840, 25008, 31260, 31440, 41680, 62520, 68251, 125040, 136502, 204753, 273004, 341255, 409506, 546008, 682510, 819012, 1023765, 1092016, 1365020, 1638024, 2047530, 2730040, 3276048, 4095060, 5460080, 8190120, 16380240]

約数ペア:

[(1, 16380240), (2, 8190120), (3, 5460080), (4, 4095060), (5, 3276048), (6, 2730040), (8, 2047530), (10, 1638024), (12, 1365020), (15, 1092016), (16, 1023765), (20, 819012), (24, 682510), (30, 546008), (40, 409506), (48, 341255), (60, 273004), (80, 204753), (120, 136502), (131, 125040), (240, 68251), (262, 62520), (393, 41680), (521, 31440), (524, 31260), (655, 25008), (786, 20840), (1042, 15720), (1048, 15630), (1310, 12504), (1563, 10480), (1572, 10420), (1965, 8336), (2084, 7860), (2096, 7815), (2605, 6288), (2620, 6252), (3126, 5240), (3144, 5210), (3930, 4168)]