205835520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{443}}^1$

素因数の和:489

約数の個数: 216

約数和(自身を含む): 724213728

約数和(自身を除く): 518378208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 128, 132, 160, 165, 176, 192, 220, 240, 242, 256, 264, 320, 330, 352, 363, 384, 440, 443, 480, 484, 528, 605, 640, 660, 704, 726, 768, 880, 886, 960, 968, 1056, 1210, 1280, 1320, 1329, 1408, 1452, 1760, 1772, 1815, 1920, 1936, 2112, 2215, 2420, 2640, 2658, 2816, 2904, 3520, 3544, 3630, 3840, 3872, 4224, 4430, 4840, 4873, 5280, 5316, 5808, 6645, 7040, 7088, 7260, 7744, 8448, 8860, 9680, 9746, 10560, 10632, 11616, 13290, 14080, 14176, 14520, 14619, 15488, 17720, 19360, 19492, 21120, 21264, 23232, 24365, 26580, 28352, 29040, 29238, 30976, 35440, 38720, 38984, 42240, 42528, 46464, 48730, 53160, 53603, 56704, 58080, 58476, 70880, 73095, 77440, 77968, 85056, 92928, 97460, 106320, 107206, 113408, 116160, 116952, 141760, 146190, 154880, 155936, 160809, 170112, 194920, 212640, 214412, 232320, 233904, 268015, 283520, 292380, 311872, 321618, 340224, 389840, 425280, 428824, 464640, 467808, 536030, 567040, 584760, 623744, 643236, 779680, 804045, 850560, 857648, 935616, 1072060, 1169520, 1247488, 1286472, 1559360, 1608090, 1701120, 1715296, 1871232, 2144120, 2339040, 2572944, 3118720, 3216180, 3430592, 3742464, 4288240, 4678080, 5145888, 6237440, 6432360, 6861184, 8576480, 9356160, 10291776, 12864720, 13722368, 17152960, 18712320, 20583552, 25729440, 34305920, 41167104, 51458880, 68611840, 102917760, 205835520]

約数ペア:

[(1, 205835520), (2, 102917760), (3, 68611840), (4, 51458880), (5, 41167104), (6, 34305920), (8, 25729440), (10, 20583552), (11, 18712320), (12, 17152960), (15, 13722368), (16, 12864720), (20, 10291776), (22, 9356160), (24, 8576480), (30, 6861184), (32, 6432360), (33, 6237440), (40, 5145888), (44, 4678080), (48, 4288240), (55, 3742464), (60, 3430592), (64, 3216180), (66, 3118720), (80, 2572944), (88, 2339040), (96, 2144120), (110, 1871232), (120, 1715296), (121, 1701120), (128, 1608090), (132, 1559360), (160, 1286472), (165, 1247488), (176, 1169520), (192, 1072060), (220, 935616), (240, 857648), (242, 850560), (256, 804045), (264, 779680), (320, 643236), (330, 623744), (352, 584760), (363, 567040), (384, 536030), (440, 467808), (443, 464640), (480, 428824), (484, 425280), (528, 389840), (605, 340224), (640, 321618), (660, 311872), (704, 292380), (726, 283520), (768, 268015), (880, 233904), (886, 232320), (960, 214412), (968, 212640), (1056, 194920), (1210, 170112), (1280, 160809), (1320, 155936), (1329, 154880), (1408, 146190), (1452, 141760), (1760, 116952), (1772, 116160), (1815, 113408), (1920, 107206), (1936, 106320), (2112, 97460), (2215, 92928), (2420, 85056), (2640, 77968), (2658, 77440), (2816, 73095), (2904, 70880), (3520, 58476), (3544, 58080), (3630, 56704), (3840, 53603), (3872, 53160), (4224, 48730), (4430, 46464), (4840, 42528), (4873, 42240), (5280, 38984), (5316, 38720), (5808, 35440), (6645, 30976), (7040, 29238), (7088, 29040), (7260, 28352), (7744, 26580), (8448, 24365), (8860, 23232), (9680, 21264), (9746, 21120), (10560, 19492), (10632, 19360), (11616, 17720), (13290, 15488), (14080, 14619), (14176, 14520)]