158443380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1987}}^1$

素因数の和:2445

約数の個数: 72

約数和(自身を含む): 481938912

約数和(自身を除く): 323495532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 443, 886, 1329, 1772, 1987, 2215, 2658, 3974, 3987, 4430, 5316, 5961, 6645, 7948, 7974, 8860, 9935, 11922, 13290, 15948, 17883, 19870, 19935, 23844, 26580, 29805, 35766, 39740, 39870, 59610, 71532, 79740, 89415, 119220, 178830, 357660, 880241, 1760482, 2640723, 3520964, 4401205, 5281446, 7922169, 8802410, 10562892, 13203615, 15844338, 17604820, 26407230, 31688676, 39610845, 52814460, 79221690, 158443380]

約数ペア:

[(1, 158443380), (2, 79221690), (3, 52814460), (4, 39610845), (5, 31688676), (6, 26407230), (9, 17604820), (10, 15844338), (12, 13203615), (15, 10562892), (18, 8802410), (20, 7922169), (30, 5281446), (36, 4401205), (45, 3520964), (60, 2640723), (90, 1760482), (180, 880241), (443, 357660), (886, 178830), (1329, 119220), (1772, 89415), (1987, 79740), (2215, 71532), (2658, 59610), (3974, 39870), (3987, 39740), (4430, 35766), (5316, 29805), (5961, 26580), (6645, 23844), (7948, 19935), (7974, 19870), (8860, 17883), (9935, 15948), (11922, 13290)]