242273360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{432631}}^1$

素因数の和:432651

約数の個数: 40

約数和(自身を含む): 643756416

約数和(自身を除く): 401483056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 432631, 865262, 1730524, 2163155, 3028417, 3461048, 4326310, 6056834, 6922096, 8652620, 12113668, 15142085, 17305240, 24227336, 30284170, 34610480, 48454672, 60568340, 121136680, 242273360]

約数ペア:

[(1, 242273360), (2, 121136680), (4, 60568340), (5, 48454672), (7, 34610480), (8, 30284170), (10, 24227336), (14, 17305240), (16, 15142085), (20, 12113668), (28, 8652620), (35, 6922096), (40, 6056834), (56, 4326310), (70, 3461048), (80, 3028417), (112, 2163155), (140, 1730524), (280, 865262), (560, 432631)]