18187650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3109}}^1$

素因数の和:3140

約数の個数: 72

約数和(自身を含む): 52639860

約数和(自身を除く): 34452210

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 3109, 5850, 6218, 9327, 15545, 18654, 27981, 31090, 40417, 46635, 55962, 77725, 80834, 93270, 121251, 139905, 155450, 202085, 233175, 242502, 279810, 363753, 404170, 466350, 606255, 699525, 727506, 1010425, 1212510, 1399050, 1818765, 2020850, 3031275, 3637530, 6062550, 9093825, 18187650]

約数ペア:

[(1, 18187650), (2, 9093825), (3, 6062550), (5, 3637530), (6, 3031275), (9, 2020850), (10, 1818765), (13, 1399050), (15, 1212510), (18, 1010425), (25, 727506), (26, 699525), (30, 606255), (39, 466350), (45, 404170), (50, 363753), (65, 279810), (75, 242502), (78, 233175), (90, 202085), (117, 155450), (130, 139905), (150, 121251), (195, 93270), (225, 80834), (234, 77725), (325, 55962), (390, 46635), (450, 40417), (585, 31090), (650, 27981), (975, 18654), (1170, 15545), (1950, 9327), (2925, 6218), (3109, 5850)]