161333520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{672223}}^1$

素因数の和:672239

約数の個数: 40

約数和(自身を含む): 500134656

約数和(自身を除く): 338801136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 672223, 1344446, 2016669, 2688892, 3361115, 4033338, 5377784, 6722230, 8066676, 10083345, 10755568, 13444460, 16133352, 20166690, 26888920, 32266704, 40333380, 53777840, 80666760, 161333520]

約数ペア:

[(1, 161333520), (2, 80666760), (3, 53777840), (4, 40333380), (5, 32266704), (6, 26888920), (8, 20166690), (10, 16133352), (12, 13444460), (15, 10755568), (16, 10083345), (20, 8066676), (24, 6722230), (30, 5377784), (40, 4033338), (48, 3361115), (60, 2688892), (80, 2016669), (120, 1344446), (240, 672223)]