868340480

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:714

約数の個数: 144

約数和(自身を含む): 2393932800

約数和(自身を除く): 1525592320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 199, 224, 256, 280, 320, 398, 448, 487, 560, 640, 796, 896, 974, 995, 1120, 1280, 1393, 1592, 1792, 1948, 1990, 2240, 2435, 2786, 3184, 3409, 3896, 3980, 4480, 4870, 5572, 6368, 6818, 6965, 7792, 7960, 8960, 9740, 11144, 12736, 13636, 13930, 15584, 15920, 17045, 19480, 22288, 25472, 27272, 27860, 31168, 31840, 34090, 38960, 44576, 50944, 54544, 55720, 62336, 63680, 68180, 77920, 89152, 96913, 109088, 111440, 124672, 127360, 136360, 155840, 178304, 193826, 218176, 222880, 254720, 272720, 311680, 356608, 387652, 436352, 445760, 484565, 545440, 623360, 678391, 775304, 872704, 891520, 969130, 1090880, 1356782, 1550608, 1783040, 1938260, 2181760, 2713564, 3101216, 3391955, 3876520, 4363520, 5427128, 6202432, 6783910, 7753040, 10854256, 12404864, 13567820, 15506080, 21708512, 24809728, 27135640, 31012160, 43417024, 54271280, 62024320, 86834048, 108542560, 124048640, 173668096, 217085120, 434170240, 868340480]

約数ペア:

[(1, 868340480), (2, 434170240), (4, 217085120), (5, 173668096), (7, 124048640), (8, 108542560), (10, 86834048), (14, 62024320), (16, 54271280), (20, 43417024), (28, 31012160), (32, 27135640), (35, 24809728), (40, 21708512), (56, 15506080), (64, 13567820), (70, 12404864), (80, 10854256), (112, 7753040), (128, 6783910), (140, 6202432), (160, 5427128), (199, 4363520), (224, 3876520), (256, 3391955), (280, 3101216), (320, 2713564), (398, 2181760), (448, 1938260), (487, 1783040), (560, 1550608), (640, 1356782), (796, 1090880), (896, 969130), (974, 891520), (995, 872704), (1120, 775304), (1280, 678391), (1393, 623360), (1592, 545440), (1792, 484565), (1948, 445760), (1990, 436352), (2240, 387652), (2435, 356608), (2786, 311680), (3184, 272720), (3409, 254720), (3896, 222880), (3980, 218176), (4480, 193826), (4870, 178304), (5572, 155840), (6368, 136360), (6818, 127360), (6965, 124672), (7792, 111440), (7960, 109088), (8960, 96913), (9740, 89152), (11144, 77920), (12736, 68180), (13636, 63680), (13930, 62336), (15584, 55720), (15920, 54544), (17045, 50944), (19480, 44576), (22288, 38960), (25472, 34090), (27272, 31840), (27860, 31168)]