67608520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7789}}^1$

素因数の和:7838

約数の個数: 64

約数和(自身を含む): 179481600

約数和(自身を除く): 111873080

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, 7789, 8680, 15578, 31156, 38945, 54523, 62312, 77890, 109046, 155780, 218092, 241459, 272615, 311560, 436184, 482918, 545230, 965836, 1090460, 1207295, 1690213, 1931672, 2180920, 2414590, 3380426, 4829180, 6760852, 8451065, 9658360, 13521704, 16902130, 33804260, 67608520]

約数ペア:

[(1, 67608520), (2, 33804260), (4, 16902130), (5, 13521704), (7, 9658360), (8, 8451065), (10, 6760852), (14, 4829180), (20, 3380426), (28, 2414590), (31, 2180920), (35, 1931672), (40, 1690213), (56, 1207295), (62, 1090460), (70, 965836), (124, 545230), (140, 482918), (155, 436184), (217, 311560), (248, 272615), (280, 241459), (310, 218092), (434, 155780), (620, 109046), (868, 77890), (1085, 62312), (1240, 54523), (1736, 38945), (2170, 31156), (4340, 15578), (7789, 8680)]