290260440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{839}}^1$

素因数の和:918

約数の個数: 144

約数和(自身を含む): 975920400

約数和(自身を除く): 685659960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 839, 930, 961, 1116, 1240, 1395, 1678, 1860, 1922, 2232, 2517, 2790, 2883, 3356, 3720, 3844, 4195, 4805, 5034, 5580, 5766, 6712, 7551, 7688, 8390, 8649, 9610, 10068, 11160, 11532, 12585, 14415, 15102, 16780, 17298, 19220, 20136, 23064, 25170, 26009, 28830, 30204, 33560, 34596, 37755, 38440, 43245, 50340, 52018, 57660, 60408, 69192, 75510, 78027, 86490, 100680, 104036, 115320, 130045, 151020, 156054, 172980, 208072, 234081, 260090, 302040, 312108, 345960, 390135, 468162, 520180, 624216, 780270, 806279, 936324, 1040360, 1170405, 1560540, 1612558, 1872648, 2340810, 2418837, 3121080, 3225116, 4031395, 4681620, 4837674, 6450232, 7256511, 8062790, 9363240, 9675348, 12094185, 14513022, 16125580, 19350696, 24188370, 29026044, 32251160, 36282555, 48376740, 58052088, 72565110, 96753480, 145130220, 290260440]

約数ペア:

[(1, 290260440), (2, 145130220), (3, 96753480), (4, 72565110), (5, 58052088), (6, 48376740), (8, 36282555), (9, 32251160), (10, 29026044), (12, 24188370), (15, 19350696), (18, 16125580), (20, 14513022), (24, 12094185), (30, 9675348), (31, 9363240), (36, 8062790), (40, 7256511), (45, 6450232), (60, 4837674), (62, 4681620), (72, 4031395), (90, 3225116), (93, 3121080), (120, 2418837), (124, 2340810), (155, 1872648), (180, 1612558), (186, 1560540), (248, 1170405), (279, 1040360), (310, 936324), (360, 806279), (372, 780270), (465, 624216), (558, 520180), (620, 468162), (744, 390135), (839, 345960), (930, 312108), (961, 302040), (1116, 260090), (1240, 234081), (1395, 208072), (1678, 172980), (1860, 156054), (1922, 151020), (2232, 130045), (2517, 115320), (2790, 104036), (2883, 100680), (3356, 86490), (3720, 78027), (3844, 75510), (4195, 69192), (4805, 60408), (5034, 57660), (5580, 52018), (5766, 50340), (6712, 43245), (7551, 38440), (7688, 37755), (8390, 34596), (8649, 33560), (9610, 30204), (10068, 28830), (11160, 26009), (11532, 25170), (12585, 23064), (14415, 20136), (15102, 19220), (16780, 17298)]