636939120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2653913}}^1$

素因数の和:2653929

約数の個数: 40

約数和(自身を含む): 1974512016

約数和(自身を除く): 1337572896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2653913, 5307826, 7961739, 10615652, 13269565, 15923478, 21231304, 26539130, 31846956, 39808695, 42462608, 53078260, 63693912, 79617390, 106156520, 127387824, 159234780, 212313040, 318469560, 636939120]

約数ペア:

[(1, 636939120), (2, 318469560), (3, 212313040), (4, 159234780), (5, 127387824), (6, 106156520), (8, 79617390), (10, 63693912), (12, 53078260), (15, 42462608), (16, 39808695), (20, 31846956), (24, 26539130), (30, 21231304), (40, 15923478), (48, 13269565), (60, 10615652), (80, 7961739), (120, 5307826), (240, 2653913)]