18810900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{6967}}^1$

素因数の和:6990

約数の個数: 72

約数和(自身を含む): 60482240

約数和(自身を除く): 41671340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 6967, 13934, 20901, 27868, 34835, 41802, 62703, 69670, 83604, 104505, 125406, 139340, 174175, 188109, 209010, 250812, 313515, 348350, 376218, 418020, 522525, 627030, 696700, 752436, 940545, 1045050, 1254060, 1567575, 1881090, 2090100, 3135150, 3762180, 4702725, 6270300, 9405450, 18810900]

約数ペア:

[(1, 18810900), (2, 9405450), (3, 6270300), (4, 4702725), (5, 3762180), (6, 3135150), (9, 2090100), (10, 1881090), (12, 1567575), (15, 1254060), (18, 1045050), (20, 940545), (25, 752436), (27, 696700), (30, 627030), (36, 522525), (45, 418020), (50, 376218), (54, 348350), (60, 313515), (75, 250812), (90, 209010), (100, 188109), (108, 174175), (135, 139340), (150, 125406), (180, 104505), (225, 83604), (270, 69670), (300, 62703), (450, 41802), (540, 34835), (675, 27868), (900, 20901), (1350, 13934), (2700, 6967)]