256355616

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:287

約数の個数: 192

約数和(自身を含む): 780337152

約数和(自身を除く): 523981536

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 41, 44, 48, 62, 66, 82, 88, 93, 96, 123, 124, 132, 164, 176, 186, 191, 246, 248, 264, 328, 341, 352, 372, 382, 451, 492, 496, 528, 573, 656, 682, 744, 764, 902, 984, 992, 1023, 1056, 1146, 1271, 1312, 1353, 1364, 1488, 1528, 1804, 1968, 2046, 2101, 2292, 2542, 2706, 2728, 2976, 3056, 3608, 3813, 3936, 4092, 4202, 4584, 5084, 5412, 5456, 5921, 6112, 6303, 7216, 7626, 7831, 8184, 8404, 9168, 10168, 10824, 10912, 11842, 12606, 13981, 14432, 15252, 15662, 16368, 16808, 17763, 18336, 20336, 21648, 23493, 23684, 25212, 27962, 30504, 31324, 32736, 33616, 35526, 40672, 41943, 43296, 46986, 47368, 50424, 55924, 61008, 62648, 65131, 67232, 71052, 83886, 86141, 93972, 94736, 100848, 111848, 122016, 125296, 130262, 142104, 167772, 172282, 187944, 189472, 195393, 201696, 223696, 242761, 250592, 258423, 260524, 284208, 335544, 344564, 375888, 390786, 447392, 485522, 516846, 521048, 568416, 671088, 689128, 728283, 751776, 781572, 971044, 1033692, 1042096, 1342176, 1378256, 1456566, 1563144, 1942088, 2067384, 2084192, 2670371, 2756512, 2913132, 3126288, 3884176, 4134768, 5340742, 5826264, 6252576, 7768352, 8011113, 8269536, 10681484, 11652528, 16022226, 21362968, 23305056, 32044452, 42725936, 64088904, 85451872, 128177808, 256355616]

約数ペア:

[(1, 256355616), (2, 128177808), (3, 85451872), (4, 64088904), (6, 42725936), (8, 32044452), (11, 23305056), (12, 21362968), (16, 16022226), (22, 11652528), (24, 10681484), (31, 8269536), (32, 8011113), (33, 7768352), (41, 6252576), (44, 5826264), (48, 5340742), (62, 4134768), (66, 3884176), (82, 3126288), (88, 2913132), (93, 2756512), (96, 2670371), (123, 2084192), (124, 2067384), (132, 1942088), (164, 1563144), (176, 1456566), (186, 1378256), (191, 1342176), (246, 1042096), (248, 1033692), (264, 971044), (328, 781572), (341, 751776), (352, 728283), (372, 689128), (382, 671088), (451, 568416), (492, 521048), (496, 516846), (528, 485522), (573, 447392), (656, 390786), (682, 375888), (744, 344564), (764, 335544), (902, 284208), (984, 260524), (992, 258423), (1023, 250592), (1056, 242761), (1146, 223696), (1271, 201696), (1312, 195393), (1353, 189472), (1364, 187944), (1488, 172282), (1528, 167772), (1804, 142104), (1968, 130262), (2046, 125296), (2101, 122016), (2292, 111848), (2542, 100848), (2706, 94736), (2728, 93972), (2976, 86141), (3056, 83886), (3608, 71052), (3813, 67232), (3936, 65131), (4092, 62648), (4202, 61008), (4584, 55924), (5084, 50424), (5412, 47368), (5456, 46986), (5921, 43296), (6112, 41943), (6303, 40672), (7216, 35526), (7626, 33616), (7831, 32736), (8184, 31324), (8404, 30504), (9168, 27962), (10168, 25212), (10824, 23684), (10912, 23493), (11842, 21648), (12606, 20336), (13981, 18336), (14432, 17763), (15252, 16808), (15662, 16368)]