159138280

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{1657}}^1$

素因数の和:1696

約数の個数: 80

約数和(自身を含む): 417965220

約数和(自身を除く): 258826940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1657, 1715, 1960, 2401, 2744, 3314, 3430, 4802, 6628, 6860, 8285, 9604, 11599, 12005, 13256, 13720, 16570, 19208, 23198, 24010, 33140, 46396, 48020, 57995, 66280, 81193, 92792, 96040, 115990, 162386, 231980, 324772, 405965, 463960, 568351, 649544, 811930, 1136702, 1623860, 2273404, 2841755, 3247720, 3978457, 4546808, 5683510, 7956914, 11367020, 15913828, 19892285, 22734040, 31827656, 39784570, 79569140, 159138280]

約数ペア:

[(1, 159138280), (2, 79569140), (4, 39784570), (5, 31827656), (7, 22734040), (8, 19892285), (10, 15913828), (14, 11367020), (20, 7956914), (28, 5683510), (35, 4546808), (40, 3978457), (49, 3247720), (56, 2841755), (70, 2273404), (98, 1623860), (140, 1136702), (196, 811930), (245, 649544), (280, 568351), (343, 463960), (392, 405965), (490, 324772), (686, 231980), (980, 162386), (1372, 115990), (1657, 96040), (1715, 92792), (1960, 81193), (2401, 66280), (2744, 57995), (3314, 48020), (3430, 46396), (4802, 33140), (6628, 24010), (6860, 23198), (8285, 19208), (9604, 16570), (11599, 13720), (12005, 13256)]