628183864

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{269}}^1$

素因数の和:533

約数の個数: 128

約数和(自身を含む): 1567641600

約数和(自身を除く): 939457736

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 187, 223, 238, 269, 308, 374, 446, 476, 538, 616, 748, 892, 952, 1076, 1309, 1496, 1561, 1784, 1883, 2152, 2453, 2618, 2959, 3122, 3766, 3791, 4573, 4906, 5236, 5918, 6244, 7532, 7582, 9146, 9812, 10472, 11836, 12488, 15064, 15164, 17171, 18292, 19624, 20713, 23672, 26537, 30328, 32011, 34342, 36584, 41426, 41701, 50303, 53074, 59987, 64022, 68684, 82852, 83402, 100606, 106148, 119974, 128044, 137368, 165704, 166804, 201212, 212296, 239948, 256088, 291907, 333608, 352121, 402424, 419909, 479896, 583814, 659857, 704242, 839818, 1019779, 1167628, 1319714, 1408484, 1679636, 2039558, 2335256, 2639428, 2816968, 3359272, 4079116, 4618999, 5278856, 7138453, 8158232, 9237998, 11217569, 14276906, 18475996, 22435138, 28553812, 36951992, 44870276, 57107624, 78522983, 89740552, 157045966, 314091932, 628183864]

約数ペア:

[(1, 628183864), (2, 314091932), (4, 157045966), (7, 89740552), (8, 78522983), (11, 57107624), (14, 44870276), (17, 36951992), (22, 28553812), (28, 22435138), (34, 18475996), (44, 14276906), (56, 11217569), (68, 9237998), (77, 8158232), (88, 7138453), (119, 5278856), (136, 4618999), (154, 4079116), (187, 3359272), (223, 2816968), (238, 2639428), (269, 2335256), (308, 2039558), (374, 1679636), (446, 1408484), (476, 1319714), (538, 1167628), (616, 1019779), (748, 839818), (892, 704242), (952, 659857), (1076, 583814), (1309, 479896), (1496, 419909), (1561, 402424), (1784, 352121), (1883, 333608), (2152, 291907), (2453, 256088), (2618, 239948), (2959, 212296), (3122, 201212), (3766, 166804), (3791, 165704), (4573, 137368), (4906, 128044), (5236, 119974), (5918, 106148), (6244, 100606), (7532, 83402), (7582, 82852), (9146, 68684), (9812, 64022), (10472, 59987), (11836, 53074), (12488, 50303), (15064, 41701), (15164, 41426), (17171, 36584), (18292, 34342), (19624, 32011), (20713, 30328), (23672, 26537)]