221365760

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1$

素因数の和:1164

約数の個数: 160

約数和(自身を含む): 662314752

約数和(自身を除く): 440948992

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 512, 560, 616, 640, 704, 770, 880, 896, 1120, 1123, 1232, 1280, 1408, 1540, 1760, 1792, 2240, 2246, 2464, 2560, 2816, 3080, 3520, 3584, 4480, 4492, 4928, 5615, 5632, 6160, 7040, 7861, 8960, 8984, 9856, 11230, 12320, 12353, 14080, 15722, 17920, 17968, 19712, 22460, 24640, 24706, 28160, 31444, 35936, 39305, 39424, 44920, 49280, 49412, 61765, 62888, 71872, 78610, 86471, 89840, 98560, 98824, 123530, 125776, 143744, 157220, 172942, 179680, 197120, 197648, 247060, 251552, 287488, 314440, 345884, 359360, 395296, 432355, 494120, 503104, 574976, 628880, 691768, 718720, 790592, 864710, 988240, 1006208, 1257760, 1383536, 1437440, 1581184, 1729420, 1976480, 2012416, 2515520, 2767072, 2874880, 3162368, 3458840, 3952960, 4024832, 5031040, 5534144, 6324736, 6917680, 7905920, 10062080, 11068288, 13835360, 15811840, 20124160, 22136576, 27670720, 31623680, 44273152, 55341440, 110682880, 221365760]

約数ペア:

[(1, 221365760), (2, 110682880), (4, 55341440), (5, 44273152), (7, 31623680), (8, 27670720), (10, 22136576), (11, 20124160), (14, 15811840), (16, 13835360), (20, 11068288), (22, 10062080), (28, 7905920), (32, 6917680), (35, 6324736), (40, 5534144), (44, 5031040), (55, 4024832), (56, 3952960), (64, 3458840), (70, 3162368), (77, 2874880), (80, 2767072), (88, 2515520), (110, 2012416), (112, 1976480), (128, 1729420), (140, 1581184), (154, 1437440), (160, 1383536), (176, 1257760), (220, 1006208), (224, 988240), (256, 864710), (280, 790592), (308, 718720), (320, 691768), (352, 628880), (385, 574976), (440, 503104), (448, 494120), (512, 432355), (560, 395296), (616, 359360), (640, 345884), (704, 314440), (770, 287488), (880, 251552), (896, 247060), (1120, 197648), (1123, 197120), (1232, 179680), (1280, 172942), (1408, 157220), (1540, 143744), (1760, 125776), (1792, 123530), (2240, 98824), (2246, 98560), (2464, 89840), (2560, 86471), (2816, 78610), (3080, 71872), (3520, 62888), (3584, 61765), (4480, 49412), (4492, 49280), (4928, 44920), (5615, 39424), (5632, 39305), (6160, 35936), (7040, 31444), (7861, 28160), (8960, 24706), (8984, 24640), (9856, 22460), (11230, 19712), (12320, 17968), (12353, 17920), (14080, 15722)]