918397568

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:506

約数の個数: 128

約数和(自身を含む): 2104496640

約数和(自身を除く): 1186099072

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 53, 62, 64, 88, 106, 124, 128, 176, 212, 248, 341, 352, 397, 424, 496, 583, 682, 704, 794, 848, 992, 1166, 1364, 1408, 1588, 1643, 1696, 1984, 2332, 2728, 3176, 3286, 3392, 3968, 4367, 4664, 5456, 6352, 6572, 6784, 8734, 9328, 10912, 12307, 12704, 13144, 17468, 18073, 18656, 21041, 21824, 24614, 25408, 26288, 34936, 36146, 37312, 42082, 43648, 49228, 50816, 52576, 69872, 72292, 74624, 84164, 98456, 105152, 135377, 139744, 144584, 168328, 196912, 210304, 231451, 270754, 279488, 289168, 336656, 393824, 462902, 541508, 558976, 578336, 652271, 673312, 787648, 925804, 1083016, 1156672, 1304542, 1346624, 1575296, 1851608, 2166032, 2313344, 2609084, 2693248, 3703216, 4332064, 5218168, 7174981, 7406432, 8664128, 10436336, 14349962, 14812864, 17328256, 20872672, 28699924, 29625728, 41745344, 57399848, 83490688, 114799696, 229599392, 459198784, 918397568]

約数ペア:

[(1, 918397568), (2, 459198784), (4, 229599392), (8, 114799696), (11, 83490688), (16, 57399848), (22, 41745344), (31, 29625728), (32, 28699924), (44, 20872672), (53, 17328256), (62, 14812864), (64, 14349962), (88, 10436336), (106, 8664128), (124, 7406432), (128, 7174981), (176, 5218168), (212, 4332064), (248, 3703216), (341, 2693248), (352, 2609084), (397, 2313344), (424, 2166032), (496, 1851608), (583, 1575296), (682, 1346624), (704, 1304542), (794, 1156672), (848, 1083016), (992, 925804), (1166, 787648), (1364, 673312), (1408, 652271), (1588, 578336), (1643, 558976), (1696, 541508), (1984, 462902), (2332, 393824), (2728, 336656), (3176, 289168), (3286, 279488), (3392, 270754), (3968, 231451), (4367, 210304), (4664, 196912), (5456, 168328), (6352, 144584), (6572, 139744), (6784, 135377), (8734, 105152), (9328, 98456), (10912, 84164), (12307, 74624), (12704, 72292), (13144, 69872), (17468, 52576), (18073, 50816), (18656, 49228), (21041, 43648), (21824, 42082), (24614, 37312), (25408, 36146), (26288, 34936)]