90428040

素因数分解:

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

素因数の和:1307

約数の個数: 96

約数和(自身を含む): 295401600

約数和(自身を除く): 204973560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 239, 360, 478, 717, 956, 1051, 1195, 1434, 1912, 2102, 2151, 2390, 2868, 3153, 3585, 4204, 4302, 4780, 5255, 5736, 6306, 7170, 8408, 8604, 9459, 9560, 10510, 10755, 12612, 14340, 15765, 17208, 18918, 21020, 21510, 25224, 28680, 31530, 37836, 42040, 43020, 47295, 63060, 75672, 86040, 94590, 126120, 189180, 251189, 378360, 502378, 753567, 1004756, 1255945, 1507134, 2009512, 2260701, 2511890, 3014268, 3767835, 4521402, 5023780, 6028536, 7535670, 9042804, 10047560, 11303505, 15071340, 18085608, 22607010, 30142680, 45214020, 90428040]

約数ペア:

[(1, 90428040), (2, 45214020), (3, 30142680), (4, 22607010), (5, 18085608), (6, 15071340), (8, 11303505), (9, 10047560), (10, 9042804), (12, 7535670), (15, 6028536), (18, 5023780), (20, 4521402), (24, 3767835), (30, 3014268), (36, 2511890), (40, 2260701), (45, 2009512), (60, 1507134), (72, 1255945), (90, 1004756), (120, 753567), (180, 502378), (239, 378360), (360, 251189), (478, 189180), (717, 126120), (956, 94590), (1051, 86040), (1195, 75672), (1434, 63060), (1912, 47295), (2102, 43020), (2151, 42040), (2390, 37836), (2868, 31530), (3153, 28680), (3585, 25224), (4204, 21510), (4302, 21020), (4780, 18918), (5255, 17208), (5736, 15765), (6306, 14340), (7170, 12612), (8408, 10755), (8604, 10510), (9459, 9560)]