399667968

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{24781}}^1$

素因数の和:24810

約数の個数: 108

約数和(自身を含む): 1317014608

約数和(自身を除く): 917346640

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 8064, 16128, 24781, 49562, 74343, 99124, 148686, 173467, 198248, 223029, 297372, 346934, 396496, 446058, 520401, 594744, 693868, 792992, 892116, 1040802, 1189488, 1387736, 1561203, 1585984, 1784232, 2081604, 2378976, 2775472, 3122406, 3171968, 3568464, 4163208, 4757952, 5550944, 6244812, 6343936, 7136928, 8326416, 9515904, 11101888, 12489624, 14273856, 16652832, 19031808, 22203776, 24979248, 28547712, 33305664, 44407552, 49958496, 57095424, 66611328, 99916992, 133222656, 199833984, 399667968]

約数ペア:

[(1, 399667968), (2, 199833984), (3, 133222656), (4, 99916992), (6, 66611328), (7, 57095424), (8, 49958496), (9, 44407552), (12, 33305664), (14, 28547712), (16, 24979248), (18, 22203776), (21, 19031808), (24, 16652832), (28, 14273856), (32, 12489624), (36, 11101888), (42, 9515904), (48, 8326416), (56, 7136928), (63, 6343936), (64, 6244812), (72, 5550944), (84, 4757952), (96, 4163208), (112, 3568464), (126, 3171968), (128, 3122406), (144, 2775472), (168, 2378976), (192, 2081604), (224, 1784232), (252, 1585984), (256, 1561203), (288, 1387736), (336, 1189488), (384, 1040802), (448, 892116), (504, 792992), (576, 693868), (672, 594744), (768, 520401), (896, 446058), (1008, 396496), (1152, 346934), (1344, 297372), (1792, 223029), (2016, 198248), (2304, 173467), (2688, 148686), (4032, 99124), (5376, 74343), (8064, 49562), (16128, 24781)]