420249088

素因数分解:

$2^9\times 7^3\times {\mathrm{2393}}^1$

素因数の和:2432

約数の個数: 80

約数和(自身を含む): 979624800

約数和(自身を除く): 559375712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 512, 686, 784, 896, 1372, 1568, 1792, 2393, 2744, 3136, 3584, 4786, 5488, 6272, 9572, 10976, 12544, 16751, 19144, 21952, 25088, 33502, 38288, 43904, 67004, 76576, 87808, 117257, 134008, 153152, 175616, 234514, 268016, 306304, 469028, 536032, 612608, 820799, 938056, 1072064, 1225216, 1641598, 1876112, 2144128, 3283196, 3752224, 4288256, 6566392, 7504448, 8576512, 13132784, 15008896, 26265568, 30017792, 52531136, 60035584, 105062272, 210124544, 420249088]

約数ペア:

[(1, 420249088), (2, 210124544), (4, 105062272), (7, 60035584), (8, 52531136), (14, 30017792), (16, 26265568), (28, 15008896), (32, 13132784), (49, 8576512), (56, 7504448), (64, 6566392), (98, 4288256), (112, 3752224), (128, 3283196), (196, 2144128), (224, 1876112), (256, 1641598), (343, 1225216), (392, 1072064), (448, 938056), (512, 820799), (686, 612608), (784, 536032), (896, 469028), (1372, 306304), (1568, 268016), (1792, 234514), (2393, 175616), (2744, 153152), (3136, 134008), (3584, 117257), (4786, 87808), (5488, 76576), (6272, 67004), (9572, 43904), (10976, 38288), (12544, 33502), (16751, 25088), (19144, 21952)]