400435056

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{18917}}^1$

素因数の和:18948

約数の個数: 120

約数和(自身を含む): 1337124240

約数和(自身を除く): 936689184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 882, 1008, 1176, 1323, 1512, 1764, 2352, 2646, 3024, 3528, 5292, 7056, 10584, 18917, 21168, 37834, 56751, 75668, 113502, 132419, 151336, 170253, 227004, 264838, 302672, 340506, 397257, 454008, 510759, 529676, 681012, 794514, 908016, 926933, 1021518, 1059352, 1191771, 1362024, 1589028, 1853866, 2043036, 2118704, 2383542, 2724048, 2780799, 3178056, 3575313, 3707732, 4086072, 4767084, 5561598, 6356112, 7150626, 7415464, 8172144, 8342397, 9534168, 11123196, 14301252, 14830928, 16684794, 19068336, 22246392, 25027191, 28602504, 33369588, 44492784, 50054382, 57205008, 66739176, 100108764, 133478352, 200217528, 400435056]

約数ペア:

[(1, 400435056), (2, 200217528), (3, 133478352), (4, 100108764), (6, 66739176), (7, 57205008), (8, 50054382), (9, 44492784), (12, 33369588), (14, 28602504), (16, 25027191), (18, 22246392), (21, 19068336), (24, 16684794), (27, 14830928), (28, 14301252), (36, 11123196), (42, 9534168), (48, 8342397), (49, 8172144), (54, 7415464), (56, 7150626), (63, 6356112), (72, 5561598), (84, 4767084), (98, 4086072), (108, 3707732), (112, 3575313), (126, 3178056), (144, 2780799), (147, 2724048), (168, 2383542), (189, 2118704), (196, 2043036), (216, 1853866), (252, 1589028), (294, 1362024), (336, 1191771), (378, 1059352), (392, 1021518), (432, 926933), (441, 908016), (504, 794514), (588, 681012), (756, 529676), (784, 510759), (882, 454008), (1008, 397257), (1176, 340506), (1323, 302672), (1512, 264838), (1764, 227004), (2352, 170253), (2646, 151336), (3024, 132419), (3528, 113502), (5292, 75668), (7056, 56751), (10584, 37834), (18917, 21168)]