219443840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 256

約数和(自身を含む): 673885440

約数和(自身を除く): 454441600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 61, 64, 70, 73, 77, 80, 88, 110, 112, 122, 128, 140, 146, 154, 160, 176, 220, 224, 244, 280, 292, 305, 308, 320, 352, 365, 385, 427, 440, 448, 488, 511, 560, 584, 610, 616, 640, 671, 704, 730, 770, 803, 854, 880, 896, 976, 1022, 1120, 1168, 1220, 1232, 1342, 1408, 1460, 1540, 1606, 1708, 1760, 1952, 2044, 2135, 2240, 2336, 2440, 2464, 2555, 2684, 2920, 3080, 3212, 3355, 3416, 3520, 3904, 4015, 4088, 4270, 4453, 4480, 4672, 4697, 4880, 4928, 5110, 5368, 5621, 5840, 6160, 6424, 6710, 6832, 7040, 7808, 8030, 8176, 8540, 8906, 9344, 9394, 9760, 9856, 10220, 10736, 11242, 11680, 12320, 12848, 13420, 13664, 16060, 16352, 17080, 17812, 18788, 19520, 20440, 21472, 22265, 22484, 23360, 23485, 24640, 25696, 26840, 27328, 28105, 31171, 32120, 32704, 34160, 35624, 37576, 39040, 40880, 42944, 44530, 44968, 46720, 46970, 48983, 49280, 51392, 53680, 54656, 56210, 62342, 64240, 65408, 68320, 71248, 75152, 81760, 85888, 89060, 89936, 93940, 97966, 102784, 107360, 112420, 124684, 128480, 136640, 142496, 150304, 155855, 163520, 178120, 179872, 187880, 195932, 214720, 224840, 244915, 249368, 256960, 273280, 284992, 300608, 311710, 327040, 342881, 356240, 359744, 375760, 391864, 429440, 449680, 489830, 498736, 513920, 569984, 601216, 623420, 685762, 712480, 719488, 751520, 783728, 899360, 979660, 997472, 1246840, 1371524, 1424960, 1503040, 1567456, 1714405, 1798720, 1959320, 1994944, 2493680, 2743048, 2849920, 3006080, 3134912, 3428810, 3597440, 3918640, 3989888, 4987360, 5486096, 6269824, 6857620, 7837280, 9974720, 10972192, 13715240, 15674560, 19949440, 21944384, 27430480, 31349120, 43888768, 54860960, 109721920, 219443840]

約数ペア:

[(1, 219443840), (2, 109721920), (4, 54860960), (5, 43888768), (7, 31349120), (8, 27430480), (10, 21944384), (11, 19949440), (14, 15674560), (16, 13715240), (20, 10972192), (22, 9974720), (28, 7837280), (32, 6857620), (35, 6269824), (40, 5486096), (44, 4987360), (55, 3989888), (56, 3918640), (61, 3597440), (64, 3428810), (70, 3134912), (73, 3006080), (77, 2849920), (80, 2743048), (88, 2493680), (110, 1994944), (112, 1959320), (122, 1798720), (128, 1714405), (140, 1567456), (146, 1503040), (154, 1424960), (160, 1371524), (176, 1246840), (220, 997472), (224, 979660), (244, 899360), (280, 783728), (292, 751520), (305, 719488), (308, 712480), (320, 685762), (352, 623420), (365, 601216), (385, 569984), (427, 513920), (440, 498736), (448, 489830), (488, 449680), (511, 429440), (560, 391864), (584, 375760), (610, 359744), (616, 356240), (640, 342881), (671, 327040), (704, 311710), (730, 300608), (770, 284992), (803, 273280), (854, 256960), (880, 249368), (896, 244915), (976, 224840), (1022, 214720), (1120, 195932), (1168, 187880), (1220, 179872), (1232, 178120), (1342, 163520), (1408, 155855), (1460, 150304), (1540, 142496), (1606, 136640), (1708, 128480), (1760, 124684), (1952, 112420), (2044, 107360), (2135, 102784), (2240, 97966), (2336, 93940), (2440, 89936), (2464, 89060), (2555, 85888), (2684, 81760), (2920, 75152), (3080, 71248), (3212, 68320), (3355, 65408), (3416, 64240), (3520, 62342), (3904, 56210), (4015, 54656), (4088, 53680), (4270, 51392), (4453, 49280), (4480, 48983), (4672, 46970), (4697, 46720), (4880, 44968), (4928, 44530), (5110, 42944), (5368, 40880), (5621, 39040), (5840, 37576), (6160, 35624), (6424, 34160), (6710, 32704), (6832, 32120), (7040, 31171), (7808, 28105), (8030, 27328), (8176, 26840), (8540, 25696), (8906, 24640), (9344, 23485), (9394, 23360), (9760, 22484), (9856, 22265), (10220, 21472), (10736, 20440), (11242, 19520), (11680, 18788), (12320, 17812), (12848, 17080), (13420, 16352), (13664, 16060)]