7971240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{367}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 24111360

約数和(自身を除く): 16140120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181, 362, 367, 543, 724, 734, 905, 1086, 1101, 1448, 1468, 1810, 1835, 2172, 2202, 2715, 2936, 3620, 3670, 4344, 4404, 5430, 5505, 7240, 7340, 8808, 10860, 11010, 14680, 21720, 22020, 44040, 66427, 132854, 199281, 265708, 332135, 398562, 531416, 664270, 797124, 996405, 1328540, 1594248, 1992810, 2657080, 3985620, 7971240]

約数ペア:

[(1, 7971240), (2, 3985620), (3, 2657080), (4, 1992810), (5, 1594248), (6, 1328540), (8, 996405), (10, 797124), (12, 664270), (15, 531416), (20, 398562), (24, 332135), (30, 265708), (40, 199281), (60, 132854), (120, 66427), (181, 44040), (362, 22020), (367, 21720), (543, 14680), (724, 11010), (734, 10860), (905, 8808), (1086, 7340), (1101, 7240), (1448, 5505), (1468, 5430), (1810, 4404), (1835, 4344), (2172, 3670), (2202, 3620), (2715, 2936)]