20201591040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{3697}}^1$

素因数の和:5144

約数の個数: 144

約数和(自身を含む): 64581635328

約数和(自身を除く): 44380044288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1423, 1920, 2846, 3697, 3840, 4269, 5692, 7115, 7394, 8538, 11091, 11384, 14230, 14788, 17076, 18485, 21345, 22182, 22768, 28460, 29576, 34152, 36970, 42690, 44364, 45536, 55455, 56920, 59152, 68304, 73940, 85380, 88728, 91072, 110910, 113840, 118304, 136608, 147880, 170760, 177456, 182144, 221820, 227680, 236608, 273216, 295760, 341520, 354912, 364288, 443640, 455360, 473216, 546432, 591520, 683040, 709824, 887280, 910720, 946432, 1092864, 1183040, 1366080, 1419648, 1774560, 1821440, 2366080, 2732160, 2839296, 3549120, 4732160, 5260831, 5464320, 7098240, 10521662, 14196480, 15782493, 21043324, 26304155, 31564986, 42086648, 52608310, 63129972, 78912465, 84173296, 105216620, 126259944, 157824930, 168346592, 210433240, 252519888, 315649860, 336693184, 420866480, 505039776, 631299720, 673386368, 841732960, 1010079552, 1262599440, 1346772736, 1683465920, 2020159104, 2525198880, 3366931840, 4040318208, 5050397760, 6733863680, 10100795520, 20201591040]

約数ペア:

[(1, 20201591040), (2, 10100795520), (3, 6733863680), (4, 5050397760), (5, 4040318208), (6, 3366931840), (8, 2525198880), (10, 2020159104), (12, 1683465920), (15, 1346772736), (16, 1262599440), (20, 1010079552), (24, 841732960), (30, 673386368), (32, 631299720), (40, 505039776), (48, 420866480), (60, 336693184), (64, 315649860), (80, 252519888), (96, 210433240), (120, 168346592), (128, 157824930), (160, 126259944), (192, 105216620), (240, 84173296), (256, 78912465), (320, 63129972), (384, 52608310), (480, 42086648), (640, 31564986), (768, 26304155), (960, 21043324), (1280, 15782493), (1423, 14196480), (1920, 10521662), (2846, 7098240), (3697, 5464320), (3840, 5260831), (4269, 4732160), (5692, 3549120), (7115, 2839296), (7394, 2732160), (8538, 2366080), (11091, 1821440), (11384, 1774560), (14230, 1419648), (14788, 1366080), (17076, 1183040), (18485, 1092864), (21345, 946432), (22182, 910720), (22768, 887280), (28460, 709824), (29576, 683040), (34152, 591520), (36970, 546432), (42690, 473216), (44364, 455360), (45536, 443640), (55455, 364288), (56920, 354912), (59152, 341520), (68304, 295760), (73940, 273216), (85380, 236608), (88728, 227680), (91072, 221820), (110910, 182144), (113840, 177456), (118304, 170760), (136608, 147880)]