201234420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{11069}}^1$

素因数の和:11185

約数の個数: 72

約数和(自身を含む): 616510440

約数和(自身を除く): 415276020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 11069, 18180, 22138, 33207, 44276, 55345, 66414, 99621, 110690, 132828, 166035, 199242, 221380, 332070, 398484, 498105, 664140, 996210, 1117969, 1992420, 2235938, 3353907, 4471876, 5589845, 6707814, 10061721, 11179690, 13415628, 16769535, 20123442, 22359380, 33539070, 40246884, 50308605, 67078140, 100617210, 201234420]

約数ペア:

[(1, 201234420), (2, 100617210), (3, 67078140), (4, 50308605), (5, 40246884), (6, 33539070), (9, 22359380), (10, 20123442), (12, 16769535), (15, 13415628), (18, 11179690), (20, 10061721), (30, 6707814), (36, 5589845), (45, 4471876), (60, 3353907), (90, 2235938), (101, 1992420), (180, 1117969), (202, 996210), (303, 664140), (404, 498105), (505, 398484), (606, 332070), (909, 221380), (1010, 199242), (1212, 166035), (1515, 132828), (1818, 110690), (2020, 99621), (3030, 66414), (3636, 55345), (4545, 44276), (6060, 33207), (9090, 22138), (11069, 18180)]