320410832

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:589

約数の個数: 120

約数和(自身を含む): 794859840

約数和(自身を除く): 474449008

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 238, 266, 272, 289, 304, 323, 476, 521, 532, 578, 646, 952, 1042, 1064, 1156, 1292, 1904, 2023, 2084, 2128, 2261, 2312, 2584, 3647, 4046, 4168, 4522, 4624, 5168, 5491, 7294, 8092, 8336, 8857, 9044, 9899, 10982, 14588, 16184, 17714, 18088, 19798, 21964, 29176, 32368, 35428, 36176, 38437, 39596, 43928, 58352, 61999, 69293, 70856, 76874, 79192, 87856, 123998, 138586, 141712, 150569, 153748, 158384, 168283, 247996, 277172, 301138, 307496, 336566, 495992, 554344, 602276, 614992, 673132, 991984, 1053983, 1108688, 1177981, 1204552, 1346264, 2107966, 2355962, 2409104, 2692528, 2860811, 4215932, 4711924, 5721622, 8431864, 9423848, 11443244, 16863728, 18847696, 20025677, 22886488, 40051354, 45772976, 80102708, 160205416, 320410832]

約数ペア:

[(1, 320410832), (2, 160205416), (4, 80102708), (7, 45772976), (8, 40051354), (14, 22886488), (16, 20025677), (17, 18847696), (19, 16863728), (28, 11443244), (34, 9423848), (38, 8431864), (56, 5721622), (68, 4711924), (76, 4215932), (112, 2860811), (119, 2692528), (133, 2409104), (136, 2355962), (152, 2107966), (238, 1346264), (266, 1204552), (272, 1177981), (289, 1108688), (304, 1053983), (323, 991984), (476, 673132), (521, 614992), (532, 602276), (578, 554344), (646, 495992), (952, 336566), (1042, 307496), (1064, 301138), (1156, 277172), (1292, 247996), (1904, 168283), (2023, 158384), (2084, 153748), (2128, 150569), (2261, 141712), (2312, 138586), (2584, 123998), (3647, 87856), (4046, 79192), (4168, 76874), (4522, 70856), (4624, 69293), (5168, 61999), (5491, 58352), (7294, 43928), (8092, 39596), (8336, 38437), (8857, 36176), (9044, 35428), (9899, 32368), (10982, 29176), (14588, 21964), (16184, 19798), (17714, 18088)]