73487120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{467}}^1$

素因数の和:768

約数の個数: 80

約数和(自身を含む): 196380288

約数和(自身を除く): 122893168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 281, 467, 560, 562, 934, 1124, 1405, 1868, 1967, 2248, 2335, 2810, 3269, 3736, 3934, 4496, 4670, 5620, 6538, 7472, 7868, 9340, 9835, 11240, 13076, 15736, 16345, 18680, 19670, 22480, 26152, 31472, 32690, 37360, 39340, 52304, 65380, 78680, 130760, 131227, 157360, 261520, 262454, 524908, 656135, 918589, 1049816, 1312270, 1837178, 2099632, 2624540, 3674356, 4592945, 5249080, 7348712, 9185890, 10498160, 14697424, 18371780, 36743560, 73487120]

約数ペア:

[(1, 73487120), (2, 36743560), (4, 18371780), (5, 14697424), (7, 10498160), (8, 9185890), (10, 7348712), (14, 5249080), (16, 4592945), (20, 3674356), (28, 2624540), (35, 2099632), (40, 1837178), (56, 1312270), (70, 1049816), (80, 918589), (112, 656135), (140, 524908), (280, 262454), (281, 261520), (467, 157360), (560, 131227), (562, 130760), (934, 78680), (1124, 65380), (1405, 52304), (1868, 39340), (1967, 37360), (2248, 32690), (2335, 31472), (2810, 26152), (3269, 22480), (3736, 19670), (3934, 18680), (4496, 16345), (4670, 15736), (5620, 13076), (6538, 11240), (7472, 9835), (7868, 9340)]