72882540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2579}}^1$

素因数の和:2751

約数の個数: 72

約数和(自身を含む): 222571440

約数和(自身を除く): 149688900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2579, 2826, 3140, 4710, 5158, 5652, 7065, 7737, 9420, 10316, 12895, 14130, 15474, 23211, 25790, 28260, 30948, 38685, 46422, 51580, 77370, 92844, 116055, 154740, 232110, 404903, 464220, 809806, 1214709, 1619612, 2024515, 2429418, 3644127, 4049030, 4858836, 6073545, 7288254, 8098060, 12147090, 14576508, 18220635, 24294180, 36441270, 72882540]

約数ペア:

[(1, 72882540), (2, 36441270), (3, 24294180), (4, 18220635), (5, 14576508), (6, 12147090), (9, 8098060), (10, 7288254), (12, 6073545), (15, 4858836), (18, 4049030), (20, 3644127), (30, 2429418), (36, 2024515), (45, 1619612), (60, 1214709), (90, 809806), (157, 464220), (180, 404903), (314, 232110), (471, 154740), (628, 116055), (785, 92844), (942, 77370), (1413, 51580), (1570, 46422), (1884, 38685), (2355, 30948), (2579, 28260), (2826, 25790), (3140, 23211), (4710, 15474), (5158, 14130), (5652, 12895), (7065, 10316), (7737, 9420)]