205640640

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{23801}}^1$

素因数の和:23827

約数の個数: 112

約数和(自身を含む): 725484960

約数和(自身を除く): 519844320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 23801, 47602, 71403, 95204, 119005, 142806, 190408, 214209, 238010, 285612, 357015, 380816, 428418, 476020, 571224, 642627, 714030, 761632, 856836, 952040, 1071045, 1142448, 1285254, 1428060, 1523264, 1713672, 1904080, 2142090, 2284896, 2570508, 2856120, 3213135, 3427344, 3808160, 4284180, 4569792, 5141016, 5712240, 6426270, 6854688, 7616320, 8568360, 10282032, 11424480, 12852540, 13709376, 17136720, 20564064, 22848960, 25705080, 34273440, 41128128, 51410160, 68546880, 102820320, 205640640]

約数ペア:

[(1, 205640640), (2, 102820320), (3, 68546880), (4, 51410160), (5, 41128128), (6, 34273440), (8, 25705080), (9, 22848960), (10, 20564064), (12, 17136720), (15, 13709376), (16, 12852540), (18, 11424480), (20, 10282032), (24, 8568360), (27, 7616320), (30, 6854688), (32, 6426270), (36, 5712240), (40, 5141016), (45, 4569792), (48, 4284180), (54, 3808160), (60, 3427344), (64, 3213135), (72, 2856120), (80, 2570508), (90, 2284896), (96, 2142090), (108, 1904080), (120, 1713672), (135, 1523264), (144, 1428060), (160, 1285254), (180, 1142448), (192, 1071045), (216, 952040), (240, 856836), (270, 761632), (288, 714030), (320, 642627), (360, 571224), (432, 476020), (480, 428418), (540, 380816), (576, 357015), (720, 285612), (864, 238010), (960, 214209), (1080, 190408), (1440, 142806), (1728, 119005), (2160, 95204), (2880, 71403), (4320, 47602), (8640, 23801)]