61655280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8287}}^1$

素因数の和:8334

約数の個数: 80

約数和(自身を含む): 197320704

約数和(自身を除く): 135665424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 8287, 16574, 24861, 33148, 41435, 49722, 66296, 82870, 99444, 124305, 132592, 165740, 198888, 248610, 256897, 331480, 397776, 497220, 513794, 662960, 770691, 994440, 1027588, 1284485, 1541382, 1988880, 2055176, 2568970, 3082764, 3853455, 4110352, 5137940, 6165528, 7706910, 10275880, 12331056, 15413820, 20551760, 30827640, 61655280]

約数ペア:

[(1, 61655280), (2, 30827640), (3, 20551760), (4, 15413820), (5, 12331056), (6, 10275880), (8, 7706910), (10, 6165528), (12, 5137940), (15, 4110352), (16, 3853455), (20, 3082764), (24, 2568970), (30, 2055176), (31, 1988880), (40, 1541382), (48, 1284485), (60, 1027588), (62, 994440), (80, 770691), (93, 662960), (120, 513794), (124, 497220), (155, 397776), (186, 331480), (240, 256897), (248, 248610), (310, 198888), (372, 165740), (465, 132592), (496, 124305), (620, 99444), (744, 82870), (930, 66296), (1240, 49722), (1488, 41435), (1860, 33148), (2480, 24861), (3720, 16574), (7440, 8287)]