125428880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 309355200

約数和(自身を除く): 183926320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 179, 190, 304, 358, 380, 461, 716, 760, 895, 922, 1432, 1520, 1790, 1844, 2305, 2864, 3401, 3580, 3688, 4610, 6802, 7160, 7376, 8759, 9220, 13604, 14320, 17005, 17518, 18440, 27208, 34010, 35036, 36880, 43795, 54416, 68020, 70072, 82519, 87590, 136040, 140144, 165038, 175180, 272080, 330076, 350360, 412595, 660152, 700720, 825190, 1320304, 1567861, 1650380, 3135722, 3300760, 6271444, 6601520, 7839305, 12542888, 15678610, 25085776, 31357220, 62714440, 125428880]

約数ペア:

[(1, 125428880), (2, 62714440), (4, 31357220), (5, 25085776), (8, 15678610), (10, 12542888), (16, 7839305), (19, 6601520), (20, 6271444), (38, 3300760), (40, 3135722), (76, 1650380), (80, 1567861), (95, 1320304), (152, 825190), (179, 700720), (190, 660152), (304, 412595), (358, 350360), (380, 330076), (461, 272080), (716, 175180), (760, 165038), (895, 140144), (922, 136040), (1432, 87590), (1520, 82519), (1790, 70072), (1844, 68020), (2305, 54416), (2864, 43795), (3401, 36880), (3580, 35036), (3688, 34010), (4610, 27208), (6802, 18440), (7160, 17518), (7376, 17005), (8759, 14320), (9220, 13604)]