2154371520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{320591}}^1$

素因数の和:320618

約数の個数: 112

約数和(自身を含む): 7817315328

約数和(自身を除く): 5662943808

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, 320591, 641182, 961773, 1282364, 1602955, 1923546, 2244137, 2564728, 3205910, 3847092, 4488274, 4808865, 5129456, 6411820, 6732411, 7694184, 8976548, 9617730, 10258912, 11220685, 12823640, 13464822, 15388368, 17953096, 19235460, 20517824, 22441370, 25647280, 26929644, 30776736, 33662055, 35906192, 38470920, 44882740, 51294560, 53859288, 61553472, 67324110, 71812384, 76941840, 89765480, 102589120, 107718576, 134648220, 143624768, 153883680, 179530960, 215437152, 269296440, 307767360, 359061920, 430874304, 538592880, 718123840, 1077185760, 2154371520]

約数ペア:

[(1, 2154371520), (2, 1077185760), (3, 718123840), (4, 538592880), (5, 430874304), (6, 359061920), (7, 307767360), (8, 269296440), (10, 215437152), (12, 179530960), (14, 153883680), (15, 143624768), (16, 134648220), (20, 107718576), (21, 102589120), (24, 89765480), (28, 76941840), (30, 71812384), (32, 67324110), (35, 61553472), (40, 53859288), (42, 51294560), (48, 44882740), (56, 38470920), (60, 35906192), (64, 33662055), (70, 30776736), (80, 26929644), (84, 25647280), (96, 22441370), (105, 20517824), (112, 19235460), (120, 17953096), (140, 15388368), (160, 13464822), (168, 12823640), (192, 11220685), (210, 10258912), (224, 9617730), (240, 8976548), (280, 7694184), (320, 6732411), (336, 6411820), (420, 5129456), (448, 4808865), (480, 4488274), (560, 3847092), (672, 3205910), (840, 2564728), (960, 2244137), (1120, 1923546), (1344, 1602955), (1680, 1282364), (2240, 961773), (3360, 641182), (6720, 320591)]