680794016

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{8419}}^1$

素因数の和:8474

約数の個数: 72

約数和(自身を含む): 1616842080

約数和(自身を除く): 936048064

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 361, 532, 608, 722, 1064, 1444, 2128, 2527, 2888, 4256, 5054, 5776, 8419, 10108, 11552, 16838, 20216, 33676, 40432, 58933, 67352, 80864, 117866, 134704, 159961, 235732, 269408, 319922, 471464, 639844, 942928, 1119727, 1279688, 1885856, 2239454, 2559376, 3039259, 4478908, 5118752, 6078518, 8957816, 12157036, 17915632, 21274813, 24314072, 35831264, 42549626, 48628144, 85099252, 97256288, 170198504, 340397008, 680794016]

約数ペア:

[(1, 680794016), (2, 340397008), (4, 170198504), (7, 97256288), (8, 85099252), (14, 48628144), (16, 42549626), (19, 35831264), (28, 24314072), (32, 21274813), (38, 17915632), (56, 12157036), (76, 8957816), (112, 6078518), (133, 5118752), (152, 4478908), (224, 3039259), (266, 2559376), (304, 2239454), (361, 1885856), (532, 1279688), (608, 1119727), (722, 942928), (1064, 639844), (1444, 471464), (2128, 319922), (2527, 269408), (2888, 235732), (4256, 159961), (5054, 134704), (5776, 117866), (8419, 80864), (10108, 67352), (11552, 58933), (16838, 40432), (20216, 33676)]