207278640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{287887}}^1$

素因数の和:287906

約数の個数: 60

約数和(自身を含む): 696113184

約数和(自身を除く): 488834544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 287887, 575774, 863661, 1151548, 1439435, 1727322, 2303096, 2590983, 2878870, 3454644, 4318305, 4606192, 5181966, 5757740, 6909288, 8636610, 10363932, 11515480, 12954915, 13818576, 17273220, 20727864, 23030960, 25909830, 34546440, 41455728, 51819660, 69092880, 103639320, 207278640]

約数ペア:

[(1, 207278640), (2, 103639320), (3, 69092880), (4, 51819660), (5, 41455728), (6, 34546440), (8, 25909830), (9, 23030960), (10, 20727864), (12, 17273220), (15, 13818576), (16, 12954915), (18, 11515480), (20, 10363932), (24, 8636610), (30, 6909288), (36, 5757740), (40, 5181966), (45, 4606192), (48, 4318305), (60, 3454644), (72, 2878870), (80, 2590983), (90, 2303096), (120, 1727322), (144, 1439435), (180, 1151548), (240, 863661), (360, 575774), (720, 287887)]