139526940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{332207}}^1$

素因数の和:332226

約数の個数: 48

約数和(自身を含む): 446487552

約数和(自身を除く): 306960612

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, 332207, 664414, 996621, 1328828, 1661035, 1993242, 2325449, 3322070, 3986484, 4650898, 4983105, 6644140, 6976347, 9301796, 9966210, 11627245, 13952694, 19932420, 23254490, 27905388, 34881735, 46508980, 69763470, 139526940]

約数ペア:

[(1, 139526940), (2, 69763470), (3, 46508980), (4, 34881735), (5, 27905388), (6, 23254490), (7, 19932420), (10, 13952694), (12, 11627245), (14, 9966210), (15, 9301796), (20, 6976347), (21, 6644140), (28, 4983105), (30, 4650898), (35, 3986484), (42, 3322070), (60, 2325449), (70, 1993242), (84, 1661035), (105, 1328828), (140, 996621), (210, 664414), (420, 332207)]