66529680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^2$

素因数の和:421

約数の個数: 120

約数和(自身を含む): 236895552

約数和(自身を除く): 170365872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 199, 210, 240, 280, 336, 398, 420, 560, 597, 796, 840, 995, 1194, 1393, 1592, 1680, 1990, 2388, 2786, 2985, 3184, 3980, 4179, 4776, 5572, 5970, 6965, 7960, 8358, 9552, 11144, 11940, 13930, 15920, 16716, 20895, 22288, 23880, 27860, 33432, 39601, 41790, 47760, 55720, 66864, 79202, 83580, 111440, 118803, 158404, 167160, 198005, 237606, 277207, 316808, 334320, 396010, 475212, 554414, 594015, 633616, 792020, 831621, 950424, 1108828, 1188030, 1386035, 1584040, 1663242, 1900848, 2217656, 2376060, 2772070, 3168080, 3326484, 4158105, 4435312, 4752120, 5544140, 6652968, 8316210, 9504240, 11088280, 13305936, 16632420, 22176560, 33264840, 66529680]

約数ペア:

[(1, 66529680), (2, 33264840), (3, 22176560), (4, 16632420), (5, 13305936), (6, 11088280), (7, 9504240), (8, 8316210), (10, 6652968), (12, 5544140), (14, 4752120), (15, 4435312), (16, 4158105), (20, 3326484), (21, 3168080), (24, 2772070), (28, 2376060), (30, 2217656), (35, 1900848), (40, 1663242), (42, 1584040), (48, 1386035), (56, 1188030), (60, 1108828), (70, 950424), (80, 831621), (84, 792020), (105, 633616), (112, 594015), (120, 554414), (140, 475212), (168, 396010), (199, 334320), (210, 316808), (240, 277207), (280, 237606), (336, 198005), (398, 167160), (420, 158404), (560, 118803), (597, 111440), (796, 83580), (840, 79202), (995, 66864), (1194, 55720), (1393, 47760), (1592, 41790), (1680, 39601), (1990, 33432), (2388, 27860), (2786, 23880), (2985, 22288), (3184, 20895), (3980, 16716), (4179, 15920), (4776, 13930), (5572, 11940), (5970, 11144), (6965, 9552), (7960, 8358)]