256869984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10331}}^1$

素因数の和:10388

約数の個数: 96

約数和(自身を含む): 791513856

約数和(自身を除く): 534643872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 74, 84, 96, 111, 112, 148, 168, 222, 224, 259, 296, 336, 444, 518, 592, 672, 777, 888, 1036, 1184, 1554, 1776, 2072, 3108, 3552, 4144, 6216, 8288, 10331, 12432, 20662, 24864, 30993, 41324, 61986, 72317, 82648, 123972, 144634, 165296, 216951, 247944, 289268, 330592, 382247, 433902, 495888, 578536, 764494, 867804, 991776, 1146741, 1157072, 1528988, 1735608, 2293482, 2314144, 2675729, 3057976, 3471216, 4586964, 5351458, 6115952, 6942432, 8027187, 9173928, 10702916, 12231904, 16054374, 18347856, 21405832, 32108748, 36695712, 42811664, 64217496, 85623328, 128434992, 256869984]

約数ペア:

[(1, 256869984), (2, 128434992), (3, 85623328), (4, 64217496), (6, 42811664), (7, 36695712), (8, 32108748), (12, 21405832), (14, 18347856), (16, 16054374), (21, 12231904), (24, 10702916), (28, 9173928), (32, 8027187), (37, 6942432), (42, 6115952), (48, 5351458), (56, 4586964), (74, 3471216), (84, 3057976), (96, 2675729), (111, 2314144), (112, 2293482), (148, 1735608), (168, 1528988), (222, 1157072), (224, 1146741), (259, 991776), (296, 867804), (336, 764494), (444, 578536), (518, 495888), (592, 433902), (672, 382247), (777, 330592), (888, 289268), (1036, 247944), (1184, 216951), (1554, 165296), (1776, 144634), (2072, 123972), (3108, 82648), (3552, 72317), (4144, 61986), (6216, 41324), (8288, 30993), (10331, 24864), (12432, 20662)]