101760640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:282

約数の個数: 128

約数和(自身を含む): 264384000

約数和(自身を除く): 162623360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 128, 136, 160, 170, 188, 199, 235, 272, 320, 340, 376, 398, 470, 544, 640, 680, 752, 796, 799, 940, 995, 1088, 1360, 1504, 1592, 1598, 1880, 1990, 2176, 2720, 3008, 3184, 3196, 3383, 3760, 3980, 3995, 5440, 6016, 6368, 6392, 6766, 7520, 7960, 7990, 9353, 10880, 12736, 12784, 13532, 15040, 15920, 15980, 16915, 18706, 25472, 25568, 27064, 30080, 31840, 31960, 33830, 37412, 46765, 51136, 54128, 63680, 63920, 67660, 74824, 93530, 102272, 108256, 127360, 127840, 135320, 149648, 159001, 187060, 216512, 255680, 270640, 299296, 318002, 374120, 433024, 511360, 541280, 598592, 636004, 748240, 795005, 1082560, 1197184, 1272008, 1496480, 1590010, 2165120, 2544016, 2992960, 3180020, 5088032, 5985920, 6360040, 10176064, 12720080, 20352128, 25440160, 50880320, 101760640]

約数ペア:

[(1, 101760640), (2, 50880320), (4, 25440160), (5, 20352128), (8, 12720080), (10, 10176064), (16, 6360040), (17, 5985920), (20, 5088032), (32, 3180020), (34, 2992960), (40, 2544016), (47, 2165120), (64, 1590010), (68, 1496480), (80, 1272008), (85, 1197184), (94, 1082560), (128, 795005), (136, 748240), (160, 636004), (170, 598592), (188, 541280), (199, 511360), (235, 433024), (272, 374120), (320, 318002), (340, 299296), (376, 270640), (398, 255680), (470, 216512), (544, 187060), (640, 159001), (680, 149648), (752, 135320), (796, 127840), (799, 127360), (940, 108256), (995, 102272), (1088, 93530), (1360, 74824), (1504, 67660), (1592, 63920), (1598, 63680), (1880, 54128), (1990, 51136), (2176, 46765), (2720, 37412), (3008, 33830), (3184, 31960), (3196, 31840), (3383, 30080), (3760, 27064), (3980, 25568), (3995, 25472), (5440, 18706), (6016, 16915), (6368, 15980), (6392, 15920), (6766, 15040), (7520, 13532), (7960, 12784), (7990, 12736), (9353, 10880)]