81708030432

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{40529777}}^1$

素因数の和:40529800

約数の個数: 72

約数和(自身を含む): 265551105456

約数和(自身を除く): 183843075024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 40529777, 81059554, 121589331, 162119108, 243178662, 283708439, 324238216, 364767993, 486357324, 567416878, 648476432, 729535986, 851125317, 972714648, 1134833756, 1296952864, 1459071972, 1702250634, 1945429296, 2269667512, 2553375951, 2918143944, 3404501268, 3890858592, 4539335024, 5106751902, 5836287888, 6809002536, 9078670048, 10213503804, 11672575776, 13618005072, 20427007608, 27236010144, 40854015216, 81708030432]

約数ペア:

[(1, 81708030432), (2, 40854015216), (3, 27236010144), (4, 20427007608), (6, 13618005072), (7, 11672575776), (8, 10213503804), (9, 9078670048), (12, 6809002536), (14, 5836287888), (16, 5106751902), (18, 4539335024), (21, 3890858592), (24, 3404501268), (28, 2918143944), (32, 2553375951), (36, 2269667512), (42, 1945429296), (48, 1702250634), (56, 1459071972), (63, 1296952864), (72, 1134833756), (84, 972714648), (96, 851125317), (112, 729535986), (126, 648476432), (144, 567416878), (168, 486357324), (224, 364767993), (252, 324238216), (288, 283708439), (336, 243178662), (504, 162119108), (672, 121589331), (1008, 81059554), (2016, 40529777)]