647541360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1217}}^1$

素因数の和:1975

約数の個数: 120

約数和(自身を含む): 2179391760

約数和(自身を除く): 1531850400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 739, 1217, 1478, 2217, 2434, 2956, 3651, 3695, 4434, 4868, 5912, 6085, 6651, 7302, 7390, 8868, 9736, 10953, 11085, 11824, 12170, 13302, 14604, 14780, 17736, 18255, 19472, 21906, 22170, 24340, 26604, 29208, 29560, 33255, 35472, 36510, 43812, 44340, 48680, 53208, 54765, 58416, 59120, 66510, 73020, 87624, 88680, 97360, 106416, 109530, 133020, 146040, 175248, 177360, 219060, 266040, 292080, 438120, 532080, 876240, 899363, 1798726, 2698089, 3597452, 4496815, 5396178, 7194904, 8094267, 8993630, 10792356, 13490445, 14389808, 16188534, 17987260, 21584712, 26980890, 32377068, 35974520, 40471335, 43169424, 53961780, 64754136, 71949040, 80942670, 107923560, 129508272, 161885340, 215847120, 323770680, 647541360]

約数ペア:

[(1, 647541360), (2, 323770680), (3, 215847120), (4, 161885340), (5, 129508272), (6, 107923560), (8, 80942670), (9, 71949040), (10, 64754136), (12, 53961780), (15, 43169424), (16, 40471335), (18, 35974520), (20, 32377068), (24, 26980890), (30, 21584712), (36, 17987260), (40, 16188534), (45, 14389808), (48, 13490445), (60, 10792356), (72, 8993630), (80, 8094267), (90, 7194904), (120, 5396178), (144, 4496815), (180, 3597452), (240, 2698089), (360, 1798726), (720, 899363), (739, 876240), (1217, 532080), (1478, 438120), (2217, 292080), (2434, 266040), (2956, 219060), (3651, 177360), (3695, 175248), (4434, 146040), (4868, 133020), (5912, 109530), (6085, 106416), (6651, 97360), (7302, 88680), (7390, 87624), (8868, 73020), (9736, 66510), (10953, 59120), (11085, 58416), (11824, 54765), (12170, 53208), (13302, 48680), (14604, 44340), (14780, 43812), (17736, 36510), (18255, 35472), (19472, 33255), (21906, 29560), (22170, 29208), (24340, 26604)]