639324144

素因数分解:

$2^4\times 3^3\times {\mathrm{107}}^1\times {\mathrm{13831}}^1$

素因数の和:13955

約数の個数: 80

約数和(自身を含む): 1852381440

約数和(自身を除く): 1213057296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 107, 108, 144, 214, 216, 321, 428, 432, 642, 856, 963, 1284, 1712, 1926, 2568, 2889, 3852, 5136, 5778, 7704, 11556, 13831, 15408, 23112, 27662, 41493, 46224, 55324, 82986, 110648, 124479, 165972, 221296, 248958, 331944, 373437, 497916, 663888, 746874, 995832, 1479917, 1493748, 1991664, 2959834, 2987496, 4439751, 5919668, 5974992, 8879502, 11839336, 13319253, 17759004, 23678672, 26638506, 35518008, 39957759, 53277012, 71036016, 79915518, 106554024, 159831036, 213108048, 319662072, 639324144]

約数ペア:

[(1, 639324144), (2, 319662072), (3, 213108048), (4, 159831036), (6, 106554024), (8, 79915518), (9, 71036016), (12, 53277012), (16, 39957759), (18, 35518008), (24, 26638506), (27, 23678672), (36, 17759004), (48, 13319253), (54, 11839336), (72, 8879502), (107, 5974992), (108, 5919668), (144, 4439751), (214, 2987496), (216, 2959834), (321, 1991664), (428, 1493748), (432, 1479917), (642, 995832), (856, 746874), (963, 663888), (1284, 497916), (1712, 373437), (1926, 331944), (2568, 248958), (2889, 221296), (3852, 165972), (5136, 124479), (5778, 110648), (7704, 82986), (11556, 55324), (13831, 46224), (15408, 41493), (23112, 27662)]