16639920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1$

素因数の和:232

約数の個数: 180

約数和(自身を含む): 61746048

約数和(自身を除く): 45106128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 121, 132, 144, 165, 176, 180, 191, 198, 220, 240, 242, 264, 330, 360, 363, 382, 396, 440, 484, 495, 528, 573, 605, 660, 720, 726, 764, 792, 880, 955, 968, 990, 1089, 1146, 1210, 1320, 1452, 1528, 1584, 1719, 1815, 1910, 1936, 1980, 2101, 2178, 2292, 2420, 2640, 2865, 2904, 3056, 3438, 3630, 3820, 3960, 4202, 4356, 4584, 4840, 5445, 5730, 5808, 6303, 6876, 7260, 7640, 7920, 8404, 8595, 8712, 9168, 9680, 10505, 10890, 11460, 12606, 13752, 14520, 15280, 16808, 17190, 17424, 18909, 21010, 21780, 22920, 23111, 25212, 27504, 29040, 31515, 33616, 34380, 37818, 42020, 43560, 45840, 46222, 50424, 63030, 68760, 69333, 75636, 84040, 87120, 92444, 94545, 100848, 115555, 126060, 137520, 138666, 151272, 168080, 184888, 189090, 207999, 231110, 252120, 277332, 302544, 346665, 369776, 378180, 415998, 462220, 504240, 554664, 693330, 756360, 831996, 924440, 1039995, 1109328, 1386660, 1512720, 1663992, 1848880, 2079990, 2773320, 3327984, 4159980, 5546640, 8319960, 16639920]

約数ペア:

[(1, 16639920), (2, 8319960), (3, 5546640), (4, 4159980), (5, 3327984), (6, 2773320), (8, 2079990), (9, 1848880), (10, 1663992), (11, 1512720), (12, 1386660), (15, 1109328), (16, 1039995), (18, 924440), (20, 831996), (22, 756360), (24, 693330), (30, 554664), (33, 504240), (36, 462220), (40, 415998), (44, 378180), (45, 369776), (48, 346665), (55, 302544), (60, 277332), (66, 252120), (72, 231110), (80, 207999), (88, 189090), (90, 184888), (99, 168080), (110, 151272), (120, 138666), (121, 137520), (132, 126060), (144, 115555), (165, 100848), (176, 94545), (180, 92444), (191, 87120), (198, 84040), (220, 75636), (240, 69333), (242, 68760), (264, 63030), (330, 50424), (360, 46222), (363, 45840), (382, 43560), (396, 42020), (440, 37818), (484, 34380), (495, 33616), (528, 31515), (573, 29040), (605, 27504), (660, 25212), (720, 23111), (726, 22920), (764, 21780), (792, 21010), (880, 18909), (955, 17424), (968, 17190), (990, 16808), (1089, 15280), (1146, 14520), (1210, 13752), (1320, 12606), (1452, 11460), (1528, 10890), (1584, 10505), (1719, 9680), (1815, 9168), (1910, 8712), (1936, 8595), (1980, 8404), (2101, 7920), (2178, 7640), (2292, 7260), (2420, 6876), (2640, 6303), (2865, 5808), (2904, 5730), (3056, 5445), (3438, 4840), (3630, 4584), (3820, 4356), (3960, 4202)]