207988920

素因数分解:

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

素因数の和:18685

約数の個数: 96

約数和(自身を含む): 697806720

約数和(自身を除く): 489817800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 18637, 37274, 55911, 74548, 93185, 111822, 149096, 167733, 186370, 223644, 279555, 335466, 372740, 447288, 559110, 577747, 670932, 745480, 838665, 1118220, 1155494, 1341864, 1677330, 1733241, 2236440, 2310988, 2888735, 3354660, 3466482, 4621976, 5199723, 5777470, 6709320, 6932964, 8666205, 10399446, 11554940, 13865928, 17332410, 20798892, 23109880, 25998615, 34664820, 41597784, 51997230, 69329640, 103994460, 207988920]

約数ペア:

[(1, 207988920), (2, 103994460), (3, 69329640), (4, 51997230), (5, 41597784), (6, 34664820), (8, 25998615), (9, 23109880), (10, 20798892), (12, 17332410), (15, 13865928), (18, 11554940), (20, 10399446), (24, 8666205), (30, 6932964), (31, 6709320), (36, 5777470), (40, 5199723), (45, 4621976), (60, 3466482), (62, 3354660), (72, 2888735), (90, 2310988), (93, 2236440), (120, 1733241), (124, 1677330), (155, 1341864), (180, 1155494), (186, 1118220), (248, 838665), (279, 745480), (310, 670932), (360, 577747), (372, 559110), (465, 447288), (558, 372740), (620, 335466), (744, 279555), (930, 223644), (1116, 186370), (1240, 167733), (1395, 149096), (1860, 111822), (2232, 93185), (2790, 74548), (3720, 55911), (5580, 37274), (11160, 18637)]