65161920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:782

約数の個数: 112

約数和(自身を含む): 209214720

約数和(自身を除く): 144052800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 103, 120, 160, 192, 206, 240, 309, 320, 412, 480, 515, 618, 659, 824, 960, 1030, 1236, 1318, 1545, 1648, 1977, 2060, 2472, 2636, 3090, 3295, 3296, 3954, 4120, 4944, 5272, 6180, 6590, 6592, 7908, 8240, 9885, 9888, 10544, 12360, 13180, 15816, 16480, 19770, 19776, 21088, 24720, 26360, 31632, 32960, 39540, 42176, 49440, 52720, 63264, 67877, 79080, 98880, 105440, 126528, 135754, 158160, 203631, 210880, 271508, 316320, 339385, 407262, 543016, 632640, 678770, 814524, 1018155, 1086032, 1357540, 1629048, 2036310, 2172064, 2715080, 3258096, 4072620, 4344128, 5430160, 6516192, 8145240, 10860320, 13032384, 16290480, 21720640, 32580960, 65161920]

約数ペア:

[(1, 65161920), (2, 32580960), (3, 21720640), (4, 16290480), (5, 13032384), (6, 10860320), (8, 8145240), (10, 6516192), (12, 5430160), (15, 4344128), (16, 4072620), (20, 3258096), (24, 2715080), (30, 2172064), (32, 2036310), (40, 1629048), (48, 1357540), (60, 1086032), (64, 1018155), (80, 814524), (96, 678770), (103, 632640), (120, 543016), (160, 407262), (192, 339385), (206, 316320), (240, 271508), (309, 210880), (320, 203631), (412, 158160), (480, 135754), (515, 126528), (618, 105440), (659, 98880), (824, 79080), (960, 67877), (1030, 63264), (1236, 52720), (1318, 49440), (1545, 42176), (1648, 39540), (1977, 32960), (2060, 31632), (2472, 26360), (2636, 24720), (3090, 21088), (3295, 19776), (3296, 19770), (3954, 16480), (4120, 15816), (4944, 13180), (5272, 12360), (6180, 10544), (6590, 9888), (6592, 9885), (7908, 8240)]