145303020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{18773}}^1$

素因数の和:18831

約数の個数: 72

約数和(自身を含む): 451026576

約数和(自身を除く): 305723556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 18773, 37546, 56319, 75092, 93865, 112638, 168957, 187730, 225276, 281595, 337914, 375460, 563190, 675828, 807239, 844785, 1126380, 1614478, 1689570, 2421717, 3228956, 3379140, 4036195, 4843434, 7265151, 8072390, 9686868, 12108585, 14530302, 16144780, 24217170, 29060604, 36325755, 48434340, 72651510, 145303020]

約数ペア:

[(1, 145303020), (2, 72651510), (3, 48434340), (4, 36325755), (5, 29060604), (6, 24217170), (9, 16144780), (10, 14530302), (12, 12108585), (15, 9686868), (18, 8072390), (20, 7265151), (30, 4843434), (36, 4036195), (43, 3379140), (45, 3228956), (60, 2421717), (86, 1689570), (90, 1614478), (129, 1126380), (172, 844785), (180, 807239), (215, 675828), (258, 563190), (387, 375460), (430, 337914), (516, 281595), (645, 225276), (774, 187730), (860, 168957), (1290, 112638), (1548, 93865), (1935, 75092), (2580, 56319), (3870, 37546), (7740, 18773)]