193790720

素因数分解:

$2^8\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1499}}^1$

素因数の和:1621

約数の個数: 72

約数和(自身を含む): 469098000

約数和(自身を除く): 275307280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 404, 505, 640, 808, 1010, 1280, 1499, 1616, 2020, 2998, 3232, 4040, 5996, 6464, 7495, 8080, 11992, 12928, 14990, 16160, 23984, 25856, 29980, 32320, 47968, 59960, 64640, 95936, 119920, 129280, 151399, 191872, 239840, 302798, 383744, 479680, 605596, 756995, 959360, 1211192, 1513990, 1918720, 2422384, 3027980, 4844768, 6055960, 9689536, 12111920, 19379072, 24223840, 38758144, 48447680, 96895360, 193790720]

約数ペア:

[(1, 193790720), (2, 96895360), (4, 48447680), (5, 38758144), (8, 24223840), (10, 19379072), (16, 12111920), (20, 9689536), (32, 6055960), (40, 4844768), (64, 3027980), (80, 2422384), (101, 1918720), (128, 1513990), (160, 1211192), (202, 959360), (256, 756995), (320, 605596), (404, 479680), (505, 383744), (640, 302798), (808, 239840), (1010, 191872), (1280, 151399), (1499, 129280), (1616, 119920), (2020, 95936), (2998, 64640), (3232, 59960), (4040, 47968), (5996, 32320), (6464, 29980), (7495, 25856), (8080, 23984), (11992, 16160), (12928, 14990)]