204991320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39727}}^1$

素因数の和:39784

約数の個数: 64

約数和(自身を含む): 629291520

約数和(自身を除く): 424300200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 39727, 79454, 119181, 158908, 198635, 238362, 317816, 397270, 476724, 595905, 794540, 953448, 1191810, 1589080, 1708261, 2383620, 3416522, 4767240, 5124783, 6833044, 8541305, 10249566, 13666088, 17082610, 20499132, 25623915, 34165220, 40998264, 51247830, 68330440, 102495660, 204991320]

約数ペア:

[(1, 204991320), (2, 102495660), (3, 68330440), (4, 51247830), (5, 40998264), (6, 34165220), (8, 25623915), (10, 20499132), (12, 17082610), (15, 13666088), (20, 10249566), (24, 8541305), (30, 6833044), (40, 5124783), (43, 4767240), (60, 3416522), (86, 2383620), (120, 1708261), (129, 1589080), (172, 1191810), (215, 953448), (258, 794540), (344, 595905), (430, 476724), (516, 397270), (645, 317816), (860, 238362), (1032, 198635), (1290, 158908), (1720, 119181), (2580, 79454), (5160, 39727)]