128567664

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:475

約数の個数: 120

約数和(自身を含む): 376975872

約数和(自身を除く): 248408208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 83, 93, 124, 144, 166, 186, 248, 249, 279, 332, 347, 372, 496, 498, 558, 664, 694, 744, 747, 996, 1041, 1116, 1328, 1388, 1488, 1494, 1992, 2082, 2232, 2573, 2776, 2988, 3123, 3984, 4164, 4464, 5146, 5552, 5976, 6246, 7719, 8328, 10292, 10757, 11952, 12492, 15438, 16656, 20584, 21514, 23157, 24984, 28801, 30876, 32271, 41168, 43028, 46314, 49968, 57602, 61752, 64542, 86056, 86403, 92628, 96813, 115204, 123504, 129084, 172112, 172806, 185256, 193626, 230408, 258168, 259209, 345612, 370512, 387252, 460816, 516336, 518418, 691224, 774504, 892831, 1036836, 1382448, 1549008, 1785662, 2073672, 2678493, 3571324, 4147344, 5356986, 7142648, 8035479, 10713972, 14285296, 16070958, 21427944, 32141916, 42855888, 64283832, 128567664]

約数ペア:

[(1, 128567664), (2, 64283832), (3, 42855888), (4, 32141916), (6, 21427944), (8, 16070958), (9, 14285296), (12, 10713972), (16, 8035479), (18, 7142648), (24, 5356986), (31, 4147344), (36, 3571324), (48, 2678493), (62, 2073672), (72, 1785662), (83, 1549008), (93, 1382448), (124, 1036836), (144, 892831), (166, 774504), (186, 691224), (248, 518418), (249, 516336), (279, 460816), (332, 387252), (347, 370512), (372, 345612), (496, 259209), (498, 258168), (558, 230408), (664, 193626), (694, 185256), (744, 172806), (747, 172112), (996, 129084), (1041, 123504), (1116, 115204), (1328, 96813), (1388, 92628), (1488, 86403), (1494, 86056), (1992, 64542), (2082, 61752), (2232, 57602), (2573, 49968), (2776, 46314), (2988, 43028), (3123, 41168), (3984, 32271), (4164, 30876), (4464, 28801), (5146, 24984), (5552, 23157), (5976, 21514), (6246, 20584), (7719, 16656), (8328, 15438), (10292, 12492), (10757, 11952)]