20155811400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{260411}}^1$

素因数の和:260476

約数の個数: 144

約数和(自身を含む): 69264383760

約数和(自身を除く): 49108572360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 43, 45, 50, 60, 72, 75, 86, 90, 100, 120, 129, 150, 172, 180, 200, 215, 225, 258, 300, 344, 360, 387, 430, 450, 516, 600, 645, 774, 860, 900, 1032, 1075, 1290, 1548, 1720, 1800, 1935, 2150, 2580, 3096, 3225, 3870, 4300, 5160, 6450, 7740, 8600, 9675, 12900, 15480, 19350, 25800, 38700, 77400, 260411, 520822, 781233, 1041644, 1302055, 1562466, 2083288, 2343699, 2604110, 3124932, 3906165, 4687398, 5208220, 6249864, 6510275, 7812330, 9374796, 10416440, 11197673, 11718495, 13020550, 15624660, 18749592, 19530825, 22395346, 23436990, 26041100, 31249320, 33593019, 39061650, 44790692, 46873980, 52082200, 55988365, 58592475, 67186038, 78123300, 89581384, 93747960, 100779057, 111976730, 117184950, 134372076, 156246600, 167965095, 201558114, 223953460, 234369900, 268744152, 279941825, 335930190, 403116228, 447906920, 468739800, 503895285, 559883650, 671860380, 806232456, 839825475, 1007790570, 1119767300, 1343720760, 1679650950, 2015581140, 2239534600, 2519476425, 3359301900, 4031162280, 5038952850, 6718603800, 10077905700, 20155811400]

約数ペア:

[(1, 20155811400), (2, 10077905700), (3, 6718603800), (4, 5038952850), (5, 4031162280), (6, 3359301900), (8, 2519476425), (9, 2239534600), (10, 2015581140), (12, 1679650950), (15, 1343720760), (18, 1119767300), (20, 1007790570), (24, 839825475), (25, 806232456), (30, 671860380), (36, 559883650), (40, 503895285), (43, 468739800), (45, 447906920), (50, 403116228), (60, 335930190), (72, 279941825), (75, 268744152), (86, 234369900), (90, 223953460), (100, 201558114), (120, 167965095), (129, 156246600), (150, 134372076), (172, 117184950), (180, 111976730), (200, 100779057), (215, 93747960), (225, 89581384), (258, 78123300), (300, 67186038), (344, 58592475), (360, 55988365), (387, 52082200), (430, 46873980), (450, 44790692), (516, 39061650), (600, 33593019), (645, 31249320), (774, 26041100), (860, 23436990), (900, 22395346), (1032, 19530825), (1075, 18749592), (1290, 15624660), (1548, 13020550), (1720, 11718495), (1800, 11197673), (1935, 10416440), (2150, 9374796), (2580, 7812330), (3096, 6510275), (3225, 6249864), (3870, 5208220), (4300, 4687398), (5160, 3906165), (6450, 3124932), (7740, 2604110), (8600, 2343699), (9675, 2083288), (12900, 1562466), (15480, 1302055), (19350, 1041644), (25800, 781233), (38700, 520822), (77400, 260411)]