15315390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{449}}^1$

素因数の和:841

約数の個数: 48

約数和(自身を含む): 40014000

約数和(自身を除く): 24698610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 379, 449, 758, 898, 1137, 1347, 1895, 2245, 2274, 2694, 3411, 3790, 4041, 4490, 5685, 6735, 6822, 8082, 11370, 13470, 17055, 20205, 34110, 40410, 170171, 340342, 510513, 850855, 1021026, 1531539, 1701710, 2552565, 3063078, 5105130, 7657695, 15315390]

約数ペア:

[(1, 15315390), (2, 7657695), (3, 5105130), (5, 3063078), (6, 2552565), (9, 1701710), (10, 1531539), (15, 1021026), (18, 850855), (30, 510513), (45, 340342), (90, 170171), (379, 40410), (449, 34110), (758, 20205), (898, 17055), (1137, 13470), (1347, 11370), (1895, 8082), (2245, 6822), (2274, 6735), (2694, 5685), (3411, 4490), (3790, 4041)]