331360760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{5519}}^1$

素因数の和:5628

約数の個数: 64

約数和(自身を含む): 794880000

約数和(自身を除く): 463519240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1501, 1580, 3002, 3160, 5519, 6004, 7505, 11038, 12008, 15010, 22076, 27595, 30020, 44152, 55190, 60040, 104861, 110380, 209722, 220760, 419444, 436001, 524305, 838888, 872002, 1048610, 1744004, 2097220, 2180005, 3488008, 4194440, 4360010, 8284019, 8720020, 16568038, 17440040, 33136076, 41420095, 66272152, 82840190, 165680380, 331360760]

約数ペア:

[(1, 331360760), (2, 165680380), (4, 82840190), (5, 66272152), (8, 41420095), (10, 33136076), (19, 17440040), (20, 16568038), (38, 8720020), (40, 8284019), (76, 4360010), (79, 4194440), (95, 3488008), (152, 2180005), (158, 2097220), (190, 1744004), (316, 1048610), (380, 872002), (395, 838888), (632, 524305), (760, 436001), (790, 419444), (1501, 220760), (1580, 209722), (3002, 110380), (3160, 104861), (5519, 60040), (6004, 55190), (7505, 44152), (11038, 30020), (12008, 27595), (15010, 22076)]