217085120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:710

約数の個数: 112

約数和(自身を含む): 594969600

約数和(自身を除く): 377884480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 199, 224, 280, 320, 398, 448, 487, 560, 796, 974, 995, 1120, 1393, 1592, 1948, 1990, 2240, 2435, 2786, 3184, 3409, 3896, 3980, 4870, 5572, 6368, 6818, 6965, 7792, 7960, 9740, 11144, 12736, 13636, 13930, 15584, 15920, 17045, 19480, 22288, 27272, 27860, 31168, 31840, 34090, 38960, 44576, 54544, 55720, 63680, 68180, 77920, 89152, 96913, 109088, 111440, 136360, 155840, 193826, 218176, 222880, 272720, 387652, 445760, 484565, 545440, 678391, 775304, 969130, 1090880, 1356782, 1550608, 1938260, 2713564, 3101216, 3391955, 3876520, 5427128, 6202432, 6783910, 7753040, 10854256, 13567820, 15506080, 21708512, 27135640, 31012160, 43417024, 54271280, 108542560, 217085120]

約数ペア:

[(1, 217085120), (2, 108542560), (4, 54271280), (5, 43417024), (7, 31012160), (8, 27135640), (10, 21708512), (14, 15506080), (16, 13567820), (20, 10854256), (28, 7753040), (32, 6783910), (35, 6202432), (40, 5427128), (56, 3876520), (64, 3391955), (70, 3101216), (80, 2713564), (112, 1938260), (140, 1550608), (160, 1356782), (199, 1090880), (224, 969130), (280, 775304), (320, 678391), (398, 545440), (448, 484565), (487, 445760), (560, 387652), (796, 272720), (974, 222880), (995, 218176), (1120, 193826), (1393, 155840), (1592, 136360), (1948, 111440), (1990, 109088), (2240, 96913), (2435, 89152), (2786, 77920), (3184, 68180), (3409, 63680), (3896, 55720), (3980, 54544), (4870, 44576), (5572, 38960), (6368, 34090), (6818, 31840), (6965, 31168), (7792, 27860), (7960, 27272), (9740, 22288), (11144, 19480), (12736, 17045), (13636, 15920), (13930, 15584)]