220565520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 240

約数和(自身を含む): 856552320

約数和(自身を除く): 635986800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 107, 112, 120, 126, 140, 144, 168, 180, 210, 214, 240, 252, 280, 315, 321, 336, 360, 409, 420, 428, 504, 535, 560, 630, 642, 720, 749, 818, 840, 856, 963, 1008, 1070, 1227, 1260, 1284, 1498, 1605, 1636, 1680, 1712, 1926, 2045, 2140, 2247, 2454, 2520, 2568, 2863, 2996, 3210, 3272, 3681, 3745, 3852, 4090, 4280, 4494, 4815, 4908, 5040, 5136, 5726, 5992, 6135, 6420, 6544, 6741, 7362, 7490, 7704, 8180, 8560, 8589, 8988, 9630, 9816, 11235, 11452, 11984, 12270, 12840, 13482, 14315, 14724, 14980, 15408, 16360, 17178, 17976, 18405, 19260, 19632, 22470, 22904, 24540, 25680, 25767, 26964, 28630, 29448, 29960, 32720, 33705, 34356, 35952, 36810, 38520, 42945, 43763, 44940, 45808, 49080, 51534, 53928, 57260, 58896, 59920, 67410, 68712, 73620, 77040, 85890, 87526, 89880, 98160, 103068, 107856, 114520, 128835, 131289, 134820, 137424, 147240, 171780, 175052, 179760, 206136, 218815, 229040, 257670, 262578, 269640, 294480, 306341, 343560, 350104, 393867, 412272, 437630, 515340, 525156, 539280, 612682, 656445, 687120, 700208, 787734, 875260, 919023, 1030680, 1050312, 1225364, 1312890, 1531705, 1575468, 1750520, 1838046, 1969335, 2061360, 2100624, 2450728, 2625780, 2757069, 3063410, 3150936, 3501040, 3676092, 3938670, 4595115, 4901456, 5251560, 5514138, 6126820, 6301872, 7352184, 7877340, 9190230, 10503120, 11028276, 12253640, 13785345, 14704368, 15754680, 18380460, 22056552, 24507280, 27570690, 31509360, 36760920, 44113104, 55141380, 73521840, 110282760, 220565520]

約数ペア:

[(1, 220565520), (2, 110282760), (3, 73521840), (4, 55141380), (5, 44113104), (6, 36760920), (7, 31509360), (8, 27570690), (9, 24507280), (10, 22056552), (12, 18380460), (14, 15754680), (15, 14704368), (16, 13785345), (18, 12253640), (20, 11028276), (21, 10503120), (24, 9190230), (28, 7877340), (30, 7352184), (35, 6301872), (36, 6126820), (40, 5514138), (42, 5251560), (45, 4901456), (48, 4595115), (56, 3938670), (60, 3676092), (63, 3501040), (70, 3150936), (72, 3063410), (80, 2757069), (84, 2625780), (90, 2450728), (105, 2100624), (107, 2061360), (112, 1969335), (120, 1838046), (126, 1750520), (140, 1575468), (144, 1531705), (168, 1312890), (180, 1225364), (210, 1050312), (214, 1030680), (240, 919023), (252, 875260), (280, 787734), (315, 700208), (321, 687120), (336, 656445), (360, 612682), (409, 539280), (420, 525156), (428, 515340), (504, 437630), (535, 412272), (560, 393867), (630, 350104), (642, 343560), (720, 306341), (749, 294480), (818, 269640), (840, 262578), (856, 257670), (963, 229040), (1008, 218815), (1070, 206136), (1227, 179760), (1260, 175052), (1284, 171780), (1498, 147240), (1605, 137424), (1636, 134820), (1680, 131289), (1712, 128835), (1926, 114520), (2045, 107856), (2140, 103068), (2247, 98160), (2454, 89880), (2520, 87526), (2568, 85890), (2863, 77040), (2996, 73620), (3210, 68712), (3272, 67410), (3681, 59920), (3745, 58896), (3852, 57260), (4090, 53928), (4280, 51534), (4494, 49080), (4815, 45808), (4908, 44940), (5040, 43763), (5136, 42945), (5726, 38520), (5992, 36810), (6135, 35952), (6420, 34356), (6544, 33705), (6741, 32720), (7362, 29960), (7490, 29448), (7704, 28630), (8180, 26964), (8560, 25767), (8589, 25680), (8988, 24540), (9630, 22904), (9816, 22470), (11235, 19632), (11452, 19260), (11984, 18405), (12270, 17976), (12840, 17178), (13482, 16360), (14315, 15408), (14724, 14980)]