51216960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1772

約数の個数: 112

約数和(自身を含む): 167956992

約数和(自身を除く): 116740032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1721, 1860, 1984, 2480, 2976, 3442, 3720, 4960, 5163, 5952, 6884, 7440, 8605, 9920, 10326, 13768, 14880, 17210, 20652, 25815, 27536, 29760, 34420, 41304, 51630, 53351, 55072, 68840, 82608, 103260, 106702, 110144, 137680, 160053, 165216, 206520, 213404, 266755, 275360, 320106, 330432, 413040, 426808, 533510, 550720, 640212, 800265, 826080, 853616, 1067020, 1280424, 1600530, 1652160, 1707232, 2134040, 2560848, 3201060, 3414464, 4268080, 5121696, 6402120, 8536160, 10243392, 12804240, 17072320, 25608480, 51216960]

約数ペア:

[(1, 51216960), (2, 25608480), (3, 17072320), (4, 12804240), (5, 10243392), (6, 8536160), (8, 6402120), (10, 5121696), (12, 4268080), (15, 3414464), (16, 3201060), (20, 2560848), (24, 2134040), (30, 1707232), (31, 1652160), (32, 1600530), (40, 1280424), (48, 1067020), (60, 853616), (62, 826080), (64, 800265), (80, 640212), (93, 550720), (96, 533510), (120, 426808), (124, 413040), (155, 330432), (160, 320106), (186, 275360), (192, 266755), (240, 213404), (248, 206520), (310, 165216), (320, 160053), (372, 137680), (465, 110144), (480, 106702), (496, 103260), (620, 82608), (744, 68840), (930, 55072), (960, 53351), (992, 51630), (1240, 41304), (1488, 34420), (1721, 29760), (1860, 27536), (1984, 25815), (2480, 20652), (2976, 17210), (3442, 14880), (3720, 13768), (4960, 10326), (5163, 9920), (5952, 8605), (6884, 7440)]