66258920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 186278400

約数和(自身を除く): 120019480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 109, 130, 140, 167, 182, 218, 260, 280, 334, 364, 436, 455, 520, 545, 668, 728, 763, 835, 872, 910, 1090, 1169, 1336, 1417, 1526, 1670, 1820, 2171, 2180, 2338, 2834, 3052, 3340, 3640, 3815, 4342, 4360, 4676, 5668, 5845, 6104, 6680, 7085, 7630, 8684, 9352, 9919, 10855, 11336, 11690, 14170, 15197, 15260, 17368, 18203, 19838, 21710, 23380, 28340, 30394, 30520, 36406, 39676, 43420, 46760, 49595, 56680, 60788, 72812, 75985, 79352, 86840, 91015, 99190, 121576, 127421, 145624, 151970, 182030, 198380, 236639, 254842, 303940, 364060, 396760, 473278, 509684, 607880, 637105, 728120, 946556, 1019368, 1183195, 1274210, 1656473, 1893112, 2366390, 2548420, 3312946, 4732780, 5096840, 6625892, 8282365, 9465560, 13251784, 16564730, 33129460, 66258920]

約数ペア:

[(1, 66258920), (2, 33129460), (4, 16564730), (5, 13251784), (7, 9465560), (8, 8282365), (10, 6625892), (13, 5096840), (14, 4732780), (20, 3312946), (26, 2548420), (28, 2366390), (35, 1893112), (40, 1656473), (52, 1274210), (56, 1183195), (65, 1019368), (70, 946556), (91, 728120), (104, 637105), (109, 607880), (130, 509684), (140, 473278), (167, 396760), (182, 364060), (218, 303940), (260, 254842), (280, 236639), (334, 198380), (364, 182030), (436, 151970), (455, 145624), (520, 127421), (545, 121576), (668, 99190), (728, 91015), (763, 86840), (835, 79352), (872, 75985), (910, 72812), (1090, 60788), (1169, 56680), (1336, 49595), (1417, 46760), (1526, 43420), (1670, 39676), (1820, 36406), (2171, 30520), (2180, 30394), (2338, 28340), (2834, 23380), (3052, 21710), (3340, 19838), (3640, 18203), (3815, 17368), (4342, 15260), (4360, 15197), (4676, 14170), (5668, 11690), (5845, 11336), (6104, 10855), (6680, 9919), (7085, 9352), (7630, 8684)]