16290480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:778

約数の個数: 80

約数和(自身を含む): 51068160

約数和(自身を除く): 34777680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 659, 824, 1030, 1236, 1318, 1545, 1648, 1977, 2060, 2472, 2636, 3090, 3295, 3954, 4120, 4944, 5272, 6180, 6590, 7908, 8240, 9885, 10544, 12360, 13180, 15816, 19770, 24720, 26360, 31632, 39540, 52720, 67877, 79080, 135754, 158160, 203631, 271508, 339385, 407262, 543016, 678770, 814524, 1018155, 1086032, 1357540, 1629048, 2036310, 2715080, 3258096, 4072620, 5430160, 8145240, 16290480]

約数ペア:

[(1, 16290480), (2, 8145240), (3, 5430160), (4, 4072620), (5, 3258096), (6, 2715080), (8, 2036310), (10, 1629048), (12, 1357540), (15, 1086032), (16, 1018155), (20, 814524), (24, 678770), (30, 543016), (40, 407262), (48, 339385), (60, 271508), (80, 203631), (103, 158160), (120, 135754), (206, 79080), (240, 67877), (309, 52720), (412, 39540), (515, 31632), (618, 26360), (659, 24720), (824, 19770), (1030, 15816), (1236, 13180), (1318, 12360), (1545, 10544), (1648, 9885), (1977, 8240), (2060, 7908), (2472, 6590), (2636, 6180), (3090, 5272), (3295, 4944), (3954, 4120)]