207707920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2221}}^1$

素因数の和:2408

約数の個数: 80

約数和(自身を含む): 555464448

約数和(自身を除く): 347756528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1169, 1336, 1670, 2221, 2338, 2672, 3340, 4442, 4676, 5845, 6680, 8884, 9352, 11105, 11690, 13360, 15547, 17768, 18704, 22210, 23380, 31094, 35536, 44420, 46760, 62188, 77735, 88840, 93520, 124376, 155470, 177680, 248752, 310940, 370907, 621880, 741814, 1243760, 1483628, 1854535, 2596349, 2967256, 3709070, 5192698, 5934512, 7418140, 10385396, 12981745, 14836280, 20770792, 25963490, 29672560, 41541584, 51926980, 103853960, 207707920]

約数ペア:

[(1, 207707920), (2, 103853960), (4, 51926980), (5, 41541584), (7, 29672560), (8, 25963490), (10, 20770792), (14, 14836280), (16, 12981745), (20, 10385396), (28, 7418140), (35, 5934512), (40, 5192698), (56, 3709070), (70, 2967256), (80, 2596349), (112, 1854535), (140, 1483628), (167, 1243760), (280, 741814), (334, 621880), (560, 370907), (668, 310940), (835, 248752), (1169, 177680), (1336, 155470), (1670, 124376), (2221, 93520), (2338, 88840), (2672, 77735), (3340, 62188), (4442, 46760), (4676, 44420), (5845, 35536), (6680, 31094), (8884, 23380), (9352, 22210), (11105, 18704), (11690, 17768), (13360, 15547)]