151336720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 374976000

約数和(自身を除く): 223639280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 223, 272, 340, 446, 499, 680, 892, 998, 1115, 1360, 1784, 1996, 2230, 2495, 3568, 3791, 3992, 4460, 4990, 7582, 7984, 8483, 8920, 9980, 15164, 16966, 17840, 18955, 19960, 30328, 33932, 37910, 39920, 42415, 60656, 67864, 75820, 84830, 111277, 135728, 151640, 169660, 222554, 303280, 339320, 445108, 556385, 678640, 890216, 1112770, 1780432, 1891709, 2225540, 3783418, 4451080, 7566836, 8902160, 9458545, 15133672, 18917090, 30267344, 37834180, 75668360, 151336720]

約数ペア:

[(1, 151336720), (2, 75668360), (4, 37834180), (5, 30267344), (8, 18917090), (10, 15133672), (16, 9458545), (17, 8902160), (20, 7566836), (34, 4451080), (40, 3783418), (68, 2225540), (80, 1891709), (85, 1780432), (136, 1112770), (170, 890216), (223, 678640), (272, 556385), (340, 445108), (446, 339320), (499, 303280), (680, 222554), (892, 169660), (998, 151640), (1115, 135728), (1360, 111277), (1784, 84830), (1996, 75820), (2230, 67864), (2495, 60656), (3568, 42415), (3791, 39920), (3992, 37910), (4460, 33932), (4990, 30328), (7582, 19960), (7984, 18955), (8483, 17840), (8920, 16966), (9980, 15164)]