261742080

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:396

約数の個数: 160

約数和(自身を含む): 845865504

約数和(自身を除く): 584123424

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, 173, 192, 197, 240, 256, 320, 346, 384, 394, 480, 512, 519, 591, 640, 692, 768, 788, 865, 960, 985, 1038, 1182, 1280, 1384, 1536, 1576, 1730, 1920, 1970, 2076, 2364, 2560, 2595, 2768, 2955, 3152, 3460, 3840, 3940, 4152, 4728, 5190, 5536, 5910, 6304, 6920, 7680, 7880, 8304, 9456, 10380, 11072, 11820, 12608, 13840, 15760, 16608, 18912, 20760, 22144, 23640, 25216, 27680, 31520, 33216, 34081, 37824, 41520, 44288, 47280, 50432, 55360, 63040, 66432, 68162, 75648, 83040, 88576, 94560, 100864, 102243, 110720, 126080, 132864, 136324, 151296, 166080, 170405, 189120, 204486, 221440, 252160, 265728, 272648, 302592, 332160, 340810, 378240, 408972, 442880, 504320, 511215, 545296, 664320, 681620, 756480, 817944, 1022430, 1090592, 1328640, 1363240, 1512960, 1635888, 2044860, 2181184, 2726480, 3271776, 4089720, 4362368, 5452960, 6543552, 8179440, 8724736, 10905920, 13087104, 16358880, 17449472, 21811840, 26174208, 32717760, 43623680, 52348416, 65435520, 87247360, 130871040, 261742080]

約数ペア:

[(1, 261742080), (2, 130871040), (3, 87247360), (4, 65435520), (5, 52348416), (6, 43623680), (8, 32717760), (10, 26174208), (12, 21811840), (15, 17449472), (16, 16358880), (20, 13087104), (24, 10905920), (30, 8724736), (32, 8179440), (40, 6543552), (48, 5452960), (60, 4362368), (64, 4089720), (80, 3271776), (96, 2726480), (120, 2181184), (128, 2044860), (160, 1635888), (173, 1512960), (192, 1363240), (197, 1328640), (240, 1090592), (256, 1022430), (320, 817944), (346, 756480), (384, 681620), (394, 664320), (480, 545296), (512, 511215), (519, 504320), (591, 442880), (640, 408972), (692, 378240), (768, 340810), (788, 332160), (865, 302592), (960, 272648), (985, 265728), (1038, 252160), (1182, 221440), (1280, 204486), (1384, 189120), (1536, 170405), (1576, 166080), (1730, 151296), (1920, 136324), (1970, 132864), (2076, 126080), (2364, 110720), (2560, 102243), (2595, 100864), (2768, 94560), (2955, 88576), (3152, 83040), (3460, 75648), (3840, 68162), (3940, 66432), (4152, 63040), (4728, 55360), (5190, 50432), (5536, 47280), (5910, 44288), (6304, 41520), (6920, 37824), (7680, 34081), (7880, 33216), (8304, 31520), (9456, 27680), (10380, 25216), (11072, 23640), (11820, 22144), (12608, 20760), (13840, 18912), (15760, 16608)]