15531420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{683}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 43666560

約数和(自身を除く): 28135140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 379, 683, 758, 1137, 1366, 1516, 1895, 2049, 2274, 2732, 3415, 3790, 4098, 4548, 5685, 6830, 7580, 8196, 10245, 11370, 13660, 20490, 22740, 40980, 258857, 517714, 776571, 1035428, 1294285, 1553142, 2588570, 3106284, 3882855, 5177140, 7765710, 15531420]

約数ペア:

[(1, 15531420), (2, 7765710), (3, 5177140), (4, 3882855), (5, 3106284), (6, 2588570), (10, 1553142), (12, 1294285), (15, 1035428), (20, 776571), (30, 517714), (60, 258857), (379, 40980), (683, 22740), (758, 20490), (1137, 13660), (1366, 11370), (1516, 10245), (1895, 8196), (2049, 7580), (2274, 6830), (2732, 5685), (3415, 4548), (3790, 4098)]