144678680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{653}}^1$

素因数の和:884

約数の個数: 64

約数和(自身を含む): 339033600

約数和(自身を除く): 194354920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 191, 232, 290, 382, 580, 653, 764, 955, 1160, 1306, 1528, 1910, 2612, 3265, 3820, 5224, 5539, 6530, 7640, 11078, 13060, 18937, 22156, 26120, 27695, 37874, 44312, 55390, 75748, 94685, 110780, 124723, 151496, 189370, 221560, 249446, 378740, 498892, 623615, 757480, 997784, 1247230, 2494460, 3616967, 4988920, 7233934, 14467868, 18084835, 28935736, 36169670, 72339340, 144678680]

約数ペア:

[(1, 144678680), (2, 72339340), (4, 36169670), (5, 28935736), (8, 18084835), (10, 14467868), (20, 7233934), (29, 4988920), (40, 3616967), (58, 2494460), (116, 1247230), (145, 997784), (191, 757480), (232, 623615), (290, 498892), (382, 378740), (580, 249446), (653, 221560), (764, 189370), (955, 151496), (1160, 124723), (1306, 110780), (1528, 94685), (1910, 75748), (2612, 55390), (3265, 44312), (3820, 37874), (5224, 27695), (5539, 26120), (6530, 22156), (7640, 18937), (11078, 13060)]