2173738860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{12437}}^1$

素因数の和:13423

約数の個数: 72

約数和(自身を含む): 6600995856

約数和(自身を除く): 4427256996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 971, 1942, 2913, 3884, 4855, 5826, 8739, 9710, 11652, 12437, 14565, 17478, 19420, 24874, 29130, 34956, 37311, 43695, 49748, 58260, 62185, 74622, 87390, 111933, 124370, 149244, 174780, 186555, 223866, 248740, 373110, 447732, 559665, 746220, 1119330, 2238660, 12076327, 24152654, 36228981, 48305308, 60381635, 72457962, 108686943, 120763270, 144915924, 181144905, 217373886, 241526540, 362289810, 434747772, 543434715, 724579620, 1086869430, 2173738860]

約数ペア:

[(1, 2173738860), (2, 1086869430), (3, 724579620), (4, 543434715), (5, 434747772), (6, 362289810), (9, 241526540), (10, 217373886), (12, 181144905), (15, 144915924), (18, 120763270), (20, 108686943), (30, 72457962), (36, 60381635), (45, 48305308), (60, 36228981), (90, 24152654), (180, 12076327), (971, 2238660), (1942, 1119330), (2913, 746220), (3884, 559665), (4855, 447732), (5826, 373110), (8739, 248740), (9710, 223866), (11652, 186555), (12437, 174780), (14565, 149244), (17478, 124370), (19420, 111933), (24874, 87390), (29130, 74622), (34956, 62185), (37311, 58260), (43695, 49748)]