138659280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18637}}^1$

素因数の和:18684

約数の個数: 80

約数和(自身を含む): 443733504

約数和(自身を除く): 305074224

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, 18637, 37274, 55911, 74548, 93185, 111822, 149096, 186370, 223644, 279555, 298192, 372740, 447288, 559110, 577747, 745480, 894576, 1118220, 1155494, 1490960, 1733241, 2236440, 2310988, 2888735, 3466482, 4472880, 4621976, 5777470, 6932964, 8666205, 9243952, 11554940, 13865928, 17332410, 23109880, 27731856, 34664820, 46219760, 69329640, 138659280]

約数ペア:

[(1, 138659280), (2, 69329640), (3, 46219760), (4, 34664820), (5, 27731856), (6, 23109880), (8, 17332410), (10, 13865928), (12, 11554940), (15, 9243952), (16, 8666205), (20, 6932964), (24, 5777470), (30, 4621976), (31, 4472880), (40, 3466482), (48, 2888735), (60, 2310988), (62, 2236440), (80, 1733241), (93, 1490960), (120, 1155494), (124, 1118220), (155, 894576), (186, 745480), (240, 577747), (248, 559110), (310, 447288), (372, 372740), (465, 298192), (496, 279555), (620, 223644), (744, 186370), (930, 149096), (1240, 111822), (1488, 93185), (1860, 74548), (2480, 55911), (3720, 37274), (7440, 18637)]