7851330

素因数分解:

$2^1\times 3^7\times 5^1\times {\mathrm{359}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 21254400

約数和(自身を除く): 13403070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 359, 405, 486, 718, 729, 810, 1077, 1215, 1458, 1795, 2154, 2187, 2430, 3231, 3590, 3645, 4374, 5385, 6462, 7290, 9693, 10770, 10935, 16155, 19386, 21870, 29079, 32310, 48465, 58158, 87237, 96930, 145395, 174474, 261711, 290790, 436185, 523422, 785133, 872370, 1308555, 1570266, 2617110, 3925665, 7851330]

約数ペア:

[(1, 7851330), (2, 3925665), (3, 2617110), (5, 1570266), (6, 1308555), (9, 872370), (10, 785133), (15, 523422), (18, 436185), (27, 290790), (30, 261711), (45, 174474), (54, 145395), (81, 96930), (90, 87237), (135, 58158), (162, 48465), (243, 32310), (270, 29079), (359, 21870), (405, 19386), (486, 16155), (718, 10935), (729, 10770), (810, 9693), (1077, 7290), (1215, 6462), (1458, 5385), (1795, 4374), (2154, 3645), (2187, 3590), (2430, 3231)]