18345000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{1223}}^1$

素因数の和:1252

約数の個数: 80

約数和(自身を含む): 57356640

約数和(自身を除く): 39011640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 1000, 1223, 1250, 1500, 1875, 2446, 2500, 3000, 3669, 3750, 4892, 5000, 6115, 7338, 7500, 9784, 12230, 14676, 15000, 18345, 24460, 29352, 30575, 36690, 48920, 61150, 73380, 91725, 122300, 146760, 152875, 183450, 244600, 305750, 366900, 458625, 611500, 733800, 764375, 917250, 1223000, 1528750, 1834500, 2293125, 3057500, 3669000, 4586250, 6115000, 9172500, 18345000]

約数ペア:

[(1, 18345000), (2, 9172500), (3, 6115000), (4, 4586250), (5, 3669000), (6, 3057500), (8, 2293125), (10, 1834500), (12, 1528750), (15, 1223000), (20, 917250), (24, 764375), (25, 733800), (30, 611500), (40, 458625), (50, 366900), (60, 305750), (75, 244600), (100, 183450), (120, 152875), (125, 146760), (150, 122300), (200, 91725), (250, 73380), (300, 61150), (375, 48920), (500, 36690), (600, 30575), (625, 29352), (750, 24460), (1000, 18345), (1223, 15000), (1250, 14676), (1500, 12230), (1875, 9784), (2446, 7500), (2500, 7338), (3000, 6115), (3669, 5000), (3750, 4892)]