172368420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{410401}}^1$

素因数の和:410420

約数の個数: 48

約数和(自身を含む): 551580288

約数和(自身を除く): 379211868

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, 410401, 820802, 1231203, 1641604, 2052005, 2462406, 2872807, 4104010, 4924812, 5745614, 6156015, 8208020, 8618421, 11491228, 12312030, 14364035, 17236842, 24624060, 28728070, 34473684, 43092105, 57456140, 86184210, 172368420]

約数ペア:

[(1, 172368420), (2, 86184210), (3, 57456140), (4, 43092105), (5, 34473684), (6, 28728070), (7, 24624060), (10, 17236842), (12, 14364035), (14, 12312030), (15, 11491228), (20, 8618421), (21, 8208020), (28, 6156015), (30, 5745614), (35, 4924812), (42, 4104010), (60, 2872807), (70, 2462406), (84, 2052005), (105, 1641604), (140, 1231203), (210, 820802), (420, 410401)]