51656040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{143489}}^1$

素因数の和:143506

約数の個数: 48

約数和(自身を含む): 167883300

約数和(自身を除く): 116227260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 143489, 286978, 430467, 573956, 717445, 860934, 1147912, 1291401, 1434890, 1721868, 2152335, 2582802, 2869780, 3443736, 4304670, 5165604, 5739560, 6457005, 8609340, 10331208, 12914010, 17218680, 25828020, 51656040]

約数ペア:

[(1, 51656040), (2, 25828020), (3, 17218680), (4, 12914010), (5, 10331208), (6, 8609340), (8, 6457005), (9, 5739560), (10, 5165604), (12, 4304670), (15, 3443736), (18, 2869780), (20, 2582802), (24, 2152335), (30, 1721868), (36, 1434890), (40, 1291401), (45, 1147912), (60, 860934), (72, 717445), (90, 573956), (120, 430467), (180, 286978), (360, 143489)]