255138240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{37967}}^1$

素因数の和:37994

約数の個数: 112

約数和(自身を含む): 925811712

約数和(自身を除く): 670673472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 37967, 75934, 113901, 151868, 189835, 227802, 265769, 303736, 379670, 455604, 531538, 569505, 607472, 759340, 797307, 911208, 1063076, 1139010, 1214944, 1328845, 1518680, 1594614, 1822416, 2126152, 2278020, 2429888, 2657690, 3037360, 3189228, 3644832, 3986535, 4252304, 4556040, 5315380, 6074720, 6378456, 7289664, 7973070, 8504608, 9112080, 10630760, 12149440, 12756912, 15946140, 17009216, 18224160, 21261520, 25513824, 31892280, 36448320, 42523040, 51027648, 63784560, 85046080, 127569120, 255138240]

約数ペア:

[(1, 255138240), (2, 127569120), (3, 85046080), (4, 63784560), (5, 51027648), (6, 42523040), (7, 36448320), (8, 31892280), (10, 25513824), (12, 21261520), (14, 18224160), (15, 17009216), (16, 15946140), (20, 12756912), (21, 12149440), (24, 10630760), (28, 9112080), (30, 8504608), (32, 7973070), (35, 7289664), (40, 6378456), (42, 6074720), (48, 5315380), (56, 4556040), (60, 4252304), (64, 3986535), (70, 3644832), (80, 3189228), (84, 3037360), (96, 2657690), (105, 2429888), (112, 2278020), (120, 2126152), (140, 1822416), (160, 1594614), (168, 1518680), (192, 1328845), (210, 1214944), (224, 1139010), (240, 1063076), (280, 911208), (320, 797307), (336, 759340), (420, 607472), (448, 569505), (480, 531538), (560, 455604), (672, 379670), (840, 303736), (960, 265769), (1120, 227802), (1344, 189835), (1680, 151868), (2240, 113901), (3360, 75934), (6720, 37967)]