30142680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1051}}^1$

素因数の和:1304

約数の個数: 64

約数和(自身を含む): 90892800

約数和(自身を除く): 60750120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1051, 1195, 1434, 1912, 2102, 2390, 2868, 3153, 3585, 4204, 4780, 5255, 5736, 6306, 7170, 8408, 9560, 10510, 12612, 14340, 15765, 21020, 25224, 28680, 31530, 42040, 63060, 126120, 251189, 502378, 753567, 1004756, 1255945, 1507134, 2009512, 2511890, 3014268, 3767835, 5023780, 6028536, 7535670, 10047560, 15071340, 30142680]

約数ペア:

[(1, 30142680), (2, 15071340), (3, 10047560), (4, 7535670), (5, 6028536), (6, 5023780), (8, 3767835), (10, 3014268), (12, 2511890), (15, 2009512), (20, 1507134), (24, 1255945), (30, 1004756), (40, 753567), (60, 502378), (120, 251189), (239, 126120), (478, 63060), (717, 42040), (956, 31530), (1051, 28680), (1195, 25224), (1434, 21020), (1912, 15765), (2102, 14340), (2390, 12612), (2868, 10510), (3153, 9560), (3585, 8408), (4204, 7170), (4780, 6306), (5255, 5736)]