72185220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401029}}^1$

素因数の和:401044

約数の個数: 36

約数和(自身を含む): 218962380

約数和(自身を除く): 146777160

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401029, 802058, 1203087, 1604116, 2005145, 2406174, 3609261, 4010290, 4812348, 6015435, 7218522, 8020580, 12030870, 14437044, 18046305, 24061740, 36092610, 72185220]

約数ペア:

[(1, 72185220), (2, 36092610), (3, 24061740), (4, 18046305), (5, 14437044), (6, 12030870), (9, 8020580), (10, 7218522), (12, 6015435), (15, 4812348), (18, 4010290), (20, 3609261), (30, 2406174), (36, 2005145), (45, 1604116), (60, 1203087), (90, 802058), (180, 401029)]