128514420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7069}}^1$

素因数の和:7185

約数の個数: 72

約数和(自身を含む): 393742440

約数和(自身を除く): 265228020

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, 7069, 9090, 14138, 18180, 21207, 28276, 35345, 42414, 63621, 70690, 84828, 106035, 127242, 141380, 212070, 254484, 318105, 424140, 636210, 713969, 1272420, 1427938, 2141907, 2855876, 3569845, 4283814, 6425721, 7139690, 8567628, 10709535, 12851442, 14279380, 21419070, 25702884, 32128605, 42838140, 64257210, 128514420]

約数ペア:

[(1, 128514420), (2, 64257210), (3, 42838140), (4, 32128605), (5, 25702884), (6, 21419070), (9, 14279380), (10, 12851442), (12, 10709535), (15, 8567628), (18, 7139690), (20, 6425721), (30, 4283814), (36, 3569845), (45, 2855876), (60, 2141907), (90, 1427938), (101, 1272420), (180, 713969), (202, 636210), (303, 424140), (404, 318105), (505, 254484), (606, 212070), (909, 141380), (1010, 127242), (1212, 106035), (1515, 84828), (1818, 70690), (2020, 63621), (3030, 42414), (3636, 35345), (4545, 28276), (6060, 21207), (7069, 18180), (9090, 14138)]