205120800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:976

約数の個数: 216

約数和(自身を含む): 747452160

約数和(自身を除く): 542331360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 32, 36, 40, 45, 48, 50, 60, 62, 72, 75, 80, 90, 93, 96, 100, 120, 124, 144, 150, 155, 160, 180, 186, 200, 225, 240, 248, 279, 288, 300, 310, 360, 372, 400, 450, 465, 480, 496, 558, 600, 620, 720, 744, 775, 800, 900, 919, 930, 992, 1116, 1200, 1240, 1395, 1440, 1488, 1550, 1800, 1838, 1860, 2232, 2325, 2400, 2480, 2757, 2790, 2976, 3100, 3600, 3676, 3720, 4464, 4595, 4650, 4960, 5514, 5580, 6200, 6975, 7200, 7352, 7440, 8271, 8928, 9190, 9300, 11028, 11160, 12400, 13785, 13950, 14704, 14880, 16542, 18380, 18600, 22056, 22320, 22975, 24800, 27570, 27900, 28489, 29408, 33084, 36760, 37200, 41355, 44112, 44640, 45950, 55140, 55800, 56978, 66168, 68925, 73520, 74400, 82710, 85467, 88224, 91900, 110280, 111600, 113956, 132336, 137850, 142445, 147040, 165420, 170934, 183800, 206775, 220560, 223200, 227912, 256401, 264672, 275700, 284890, 330840, 341868, 367600, 413550, 427335, 441120, 455824, 512802, 551400, 569780, 661680, 683736, 712225, 735200, 827100, 854670, 911648, 1025604, 1102800, 1139560, 1282005, 1323360, 1367472, 1424450, 1654200, 1709340, 2051208, 2136675, 2205600, 2279120, 2564010, 2734944, 2848900, 3308400, 3418680, 4102416, 4273350, 4558240, 5128020, 5697800, 6410025, 6616800, 6837360, 8204832, 8546700, 10256040, 11395600, 12820050, 13674720, 17093400, 20512080, 22791200, 25640100, 34186800, 41024160, 51280200, 68373600, 102560400, 205120800]

約数ペア:

[(1, 205120800), (2, 102560400), (3, 68373600), (4, 51280200), (5, 41024160), (6, 34186800), (8, 25640100), (9, 22791200), (10, 20512080), (12, 17093400), (15, 13674720), (16, 12820050), (18, 11395600), (20, 10256040), (24, 8546700), (25, 8204832), (30, 6837360), (31, 6616800), (32, 6410025), (36, 5697800), (40, 5128020), (45, 4558240), (48, 4273350), (50, 4102416), (60, 3418680), (62, 3308400), (72, 2848900), (75, 2734944), (80, 2564010), (90, 2279120), (93, 2205600), (96, 2136675), (100, 2051208), (120, 1709340), (124, 1654200), (144, 1424450), (150, 1367472), (155, 1323360), (160, 1282005), (180, 1139560), (186, 1102800), (200, 1025604), (225, 911648), (240, 854670), (248, 827100), (279, 735200), (288, 712225), (300, 683736), (310, 661680), (360, 569780), (372, 551400), (400, 512802), (450, 455824), (465, 441120), (480, 427335), (496, 413550), (558, 367600), (600, 341868), (620, 330840), (720, 284890), (744, 275700), (775, 264672), (800, 256401), (900, 227912), (919, 223200), (930, 220560), (992, 206775), (1116, 183800), (1200, 170934), (1240, 165420), (1395, 147040), (1440, 142445), (1488, 137850), (1550, 132336), (1800, 113956), (1838, 111600), (1860, 110280), (2232, 91900), (2325, 88224), (2400, 85467), (2480, 82710), (2757, 74400), (2790, 73520), (2976, 68925), (3100, 66168), (3600, 56978), (3676, 55800), (3720, 55140), (4464, 45950), (4595, 44640), (4650, 44112), (4960, 41355), (5514, 37200), (5580, 36760), (6200, 33084), (6975, 29408), (7200, 28489), (7352, 27900), (7440, 27570), (8271, 24800), (8928, 22975), (9190, 22320), (9300, 22056), (11028, 18600), (11160, 18380), (12400, 16542), (13785, 14880), (13950, 14704)]