21825180

素因数分解:

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

素因数の和:3140

約数の個数: 96

約数和(自身を含む): 73147200

約数和(自身を除く): 51322020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3109, 3510, 6218, 7020, 9327, 12436, 15545, 18654, 27981, 31090, 37308, 40417, 46635, 55962, 62180, 80834, 83943, 93270, 111924, 121251, 139905, 161668, 167886, 186540, 202085, 242502, 279810, 335772, 363753, 404170, 419715, 485004, 559620, 606255, 727506, 808340, 839430, 1091259, 1212510, 1455012, 1678860, 1818765, 2182518, 2425020, 3637530, 4365036, 5456295, 7275060, 10912590, 21825180]

約数ペア:

[(1, 21825180), (2, 10912590), (3, 7275060), (4, 5456295), (5, 4365036), (6, 3637530), (9, 2425020), (10, 2182518), (12, 1818765), (13, 1678860), (15, 1455012), (18, 1212510), (20, 1091259), (26, 839430), (27, 808340), (30, 727506), (36, 606255), (39, 559620), (45, 485004), (52, 419715), (54, 404170), (60, 363753), (65, 335772), (78, 279810), (90, 242502), (108, 202085), (117, 186540), (130, 167886), (135, 161668), (156, 139905), (180, 121251), (195, 111924), (234, 93270), (260, 83943), (270, 80834), (351, 62180), (390, 55962), (468, 46635), (540, 40417), (585, 37308), (702, 31090), (780, 27981), (1170, 18654), (1404, 15545), (1755, 12436), (2340, 9327), (3109, 7020), (3510, 6218)]