259860960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{20051}}^1$

素因数の和:20078

約数の個数: 120

約数和(自身を含む): 917138376

約数和(自身を除く): 657277416

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 20051, 40102, 60153, 80204, 100255, 120306, 160408, 180459, 200510, 240612, 300765, 320816, 360918, 401020, 481224, 541377, 601530, 641632, 721836, 802040, 902295, 962448, 1082754, 1203060, 1443672, 1604080, 1624131, 1804590, 1924896, 2165508, 2406120, 2706885, 2887344, 3208160, 3248262, 3609180, 4331016, 4812240, 5413770, 5774688, 6496524, 7218360, 8120655, 8662032, 9624480, 10827540, 12993048, 14436720, 16241310, 17324064, 21655080, 25986096, 28873440, 32482620, 43310160, 51972192, 64965240, 86620320, 129930480, 259860960]

約数ペア:

[(1, 259860960), (2, 129930480), (3, 86620320), (4, 64965240), (5, 51972192), (6, 43310160), (8, 32482620), (9, 28873440), (10, 25986096), (12, 21655080), (15, 17324064), (16, 16241310), (18, 14436720), (20, 12993048), (24, 10827540), (27, 9624480), (30, 8662032), (32, 8120655), (36, 7218360), (40, 6496524), (45, 5774688), (48, 5413770), (54, 4812240), (60, 4331016), (72, 3609180), (80, 3248262), (81, 3208160), (90, 2887344), (96, 2706885), (108, 2406120), (120, 2165508), (135, 1924896), (144, 1804590), (160, 1624131), (162, 1604080), (180, 1443672), (216, 1203060), (240, 1082754), (270, 962448), (288, 902295), (324, 802040), (360, 721836), (405, 641632), (432, 601530), (480, 541377), (540, 481224), (648, 401020), (720, 360918), (810, 320816), (864, 300765), (1080, 240612), (1296, 200510), (1440, 180459), (1620, 160408), (2160, 120306), (2592, 100255), (3240, 80204), (4320, 60153), (6480, 40102), (12960, 20051)]