128980.00000000

素因数分解:

$2^4\times 3^5\times {\mathrm{3911}}^1$

素因数の和:3934

約数の個数: 60

約数和(自身を含む): 44143008

約数和(自身を除く): 28937040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 3911, 7822, 11733, 15644, 23466, 31288, 35199, 46932, 62576, 70398, 93864, 105597, 140796, 187728, 211194, 281592, 316791, 422388, 563184, 633582, 844776, 950373, 1267164, 1689552, 1900746, 2534328, 3801492, 5068656, 7602984, 15205968]

約数ペア:

[(1, 15205968), (2, 7602984), (3, 5068656), (4, 3801492), (6, 2534328), (8, 1900746), (9, 1689552), (12, 1267164), (16, 950373), (18, 844776), (24, 633582), (27, 563184), (36, 422388), (48, 316791), (54, 281592), (72, 211194), (81, 187728), (108, 140796), (144, 105597), (162, 93864), (216, 70398), (243, 62576), (324, 46932), (432, 35199), (486, 31288), (648, 23466), (972, 15644), (1296, 11733), (1944, 7822), (3888, 3911)]