255079160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29387}}^1$

素因数の和:29436

約数の個数: 64

約数和(自身を含む): 677099520

約数和(自身を除く): 422020360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 29387, 58774, 117548, 146935, 205709, 235096, 293870, 411418, 587740, 822836, 910997, 1028545, 1175480, 1645672, 1821994, 2057090, 3643988, 4114180, 4554985, 6376979, 7287976, 8228360, 9109970, 12753958, 18219940, 25507916, 31884895, 36439880, 51015832, 63769790, 127539580, 255079160]

約数ペア:

[(1, 255079160), (2, 127539580), (4, 63769790), (5, 51015832), (7, 36439880), (8, 31884895), (10, 25507916), (14, 18219940), (20, 12753958), (28, 9109970), (31, 8228360), (35, 7287976), (40, 6376979), (56, 4554985), (62, 4114180), (70, 3643988), (124, 2057090), (140, 1821994), (155, 1645672), (217, 1175480), (248, 1028545), (280, 910997), (310, 822836), (434, 587740), (620, 411418), (868, 293870), (1085, 235096), (1240, 205709), (1736, 146935), (2170, 117548), (4340, 58774), (8680, 29387)]