342749560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1973}}^1$

素因数の和:2128

約数の個数: 64

約数和(自身を含む): 797338080

約数和(自身を除く): 454588520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 101, 172, 202, 215, 344, 404, 430, 505, 808, 860, 1010, 1720, 1973, 2020, 3946, 4040, 4343, 7892, 8686, 9865, 15784, 17372, 19730, 21715, 34744, 39460, 43430, 78920, 84839, 86860, 169678, 173720, 199273, 339356, 398546, 424195, 678712, 797092, 848390, 996365, 1594184, 1696780, 1992730, 3393560, 3985460, 7970920, 8568739, 17137478, 34274956, 42843695, 68549912, 85687390, 171374780, 342749560]

約数ペア:

[(1, 342749560), (2, 171374780), (4, 85687390), (5, 68549912), (8, 42843695), (10, 34274956), (20, 17137478), (40, 8568739), (43, 7970920), (86, 3985460), (101, 3393560), (172, 1992730), (202, 1696780), (215, 1594184), (344, 996365), (404, 848390), (430, 797092), (505, 678712), (808, 424195), (860, 398546), (1010, 339356), (1720, 199273), (1973, 173720), (2020, 169678), (3946, 86860), (4040, 84839), (4343, 78920), (7892, 43430), (8686, 39460), (9865, 34744), (15784, 21715), (17372, 19730)]