187138140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{445567}}^1$

素因数の和:445586

約数の個数: 48

約数和(自身を含む): 598843392

約数和(自身を除く): 411705252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 445567, 891134, 1336701, 1782268, 2227835, 2673402, 3118969, 4455670, 5346804, 6237938, 6683505, 8911340, 9356907, 12475876, 13367010, 15594845, 18713814, 26734020, 31189690, 37427628, 46784535, 62379380, 93569070, 187138140]

約数ペア:

[(1, 187138140), (2, 93569070), (3, 62379380), (4, 46784535), (5, 37427628), (6, 31189690), (7, 26734020), (10, 18713814), (12, 15594845), (14, 13367010), (15, 12475876), (20, 9356907), (21, 8911340), (28, 6683505), (30, 6237938), (35, 5346804), (42, 4455670), (60, 3118969), (70, 2673402), (84, 2227835), (105, 1782268), (140, 1336701), (210, 891134), (420, 445567)]