78936480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 288

約数和(自身を含む): 317011968

約数和(自身を除く): 238075488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 96, 105, 112, 120, 123, 126, 140, 144, 160, 164, 168, 180, 191, 205, 210, 224, 240, 246, 252, 280, 287, 288, 315, 328, 336, 360, 369, 382, 410, 420, 480, 492, 504, 560, 573, 574, 615, 630, 656, 672, 720, 738, 764, 820, 840, 861, 955, 984, 1008, 1120, 1146, 1148, 1230, 1260, 1312, 1337, 1435, 1440, 1476, 1528, 1640, 1680, 1719, 1722, 1845, 1910, 1968, 2016, 2292, 2296, 2460, 2520, 2583, 2674, 2865, 2870, 2952, 3056, 3280, 3360, 3438, 3444, 3690, 3820, 3936, 4011, 4305, 4584, 4592, 4920, 5040, 5166, 5348, 5730, 5740, 5904, 6112, 6560, 6685, 6876, 6888, 7380, 7640, 7831, 8022, 8595, 8610, 9168, 9184, 9840, 10080, 10332, 10696, 11460, 11480, 11808, 12033, 12915, 13370, 13752, 13776, 14760, 15280, 15662, 16044, 17190, 17220, 18336, 19680, 20055, 20664, 21392, 22920, 22960, 23493, 24066, 25830, 26740, 27504, 27552, 29520, 30560, 31324, 32088, 34380, 34440, 39155, 40110, 41328, 42784, 45840, 45920, 46986, 48132, 51660, 53480, 54817, 55008, 59040, 60165, 62648, 64176, 68760, 68880, 70479, 78310, 80220, 82656, 91680, 93972, 96264, 103320, 106960, 109634, 117465, 120330, 125296, 128352, 137520, 137760, 140958, 156620, 160440, 164451, 187944, 192528, 206640, 213920, 219268, 234930, 240660, 250592, 274085, 275040, 281916, 313240, 320880, 328902, 352395, 375888, 385056, 413280, 438536, 469860, 481320, 493353, 548170, 563832, 626480, 641760, 657804, 704790, 751776, 822255, 877072, 939720, 962640, 986706, 1096340, 1127664, 1252960, 1315608, 1409580, 1644510, 1754144, 1879440, 1925280, 1973412, 2192680, 2255328, 2466765, 2631216, 2819160, 3289020, 3758880, 3946824, 4385360, 4933530, 5262432, 5638320, 6578040, 7893648, 8770720, 9867060, 11276640, 13156080, 15787296, 19734120, 26312160, 39468240, 78936480]

約数ペア:

[(1, 78936480), (2, 39468240), (3, 26312160), (4, 19734120), (5, 15787296), (6, 13156080), (7, 11276640), (8, 9867060), (9, 8770720), (10, 7893648), (12, 6578040), (14, 5638320), (15, 5262432), (16, 4933530), (18, 4385360), (20, 3946824), (21, 3758880), (24, 3289020), (28, 2819160), (30, 2631216), (32, 2466765), (35, 2255328), (36, 2192680), (40, 1973412), (41, 1925280), (42, 1879440), (45, 1754144), (48, 1644510), (56, 1409580), (60, 1315608), (63, 1252960), (70, 1127664), (72, 1096340), (80, 986706), (82, 962640), (84, 939720), (90, 877072), (96, 822255), (105, 751776), (112, 704790), (120, 657804), (123, 641760), (126, 626480), (140, 563832), (144, 548170), (160, 493353), (164, 481320), (168, 469860), (180, 438536), (191, 413280), (205, 385056), (210, 375888), (224, 352395), (240, 328902), (246, 320880), (252, 313240), (280, 281916), (287, 275040), (288, 274085), (315, 250592), (328, 240660), (336, 234930), (360, 219268), (369, 213920), (382, 206640), (410, 192528), (420, 187944), (480, 164451), (492, 160440), (504, 156620), (560, 140958), (573, 137760), (574, 137520), (615, 128352), (630, 125296), (656, 120330), (672, 117465), (720, 109634), (738, 106960), (764, 103320), (820, 96264), (840, 93972), (861, 91680), (955, 82656), (984, 80220), (1008, 78310), (1120, 70479), (1146, 68880), (1148, 68760), (1230, 64176), (1260, 62648), (1312, 60165), (1337, 59040), (1435, 55008), (1440, 54817), (1476, 53480), (1528, 51660), (1640, 48132), (1680, 46986), (1719, 45920), (1722, 45840), (1845, 42784), (1910, 41328), (1968, 40110), (2016, 39155), (2292, 34440), (2296, 34380), (2460, 32088), (2520, 31324), (2583, 30560), (2674, 29520), (2865, 27552), (2870, 27504), (2952, 26740), (3056, 25830), (3280, 24066), (3360, 23493), (3438, 22960), (3444, 22920), (3690, 21392), (3820, 20664), (3936, 20055), (4011, 19680), (4305, 18336), (4584, 17220), (4592, 17190), (4920, 16044), (5040, 15662), (5166, 15280), (5348, 14760), (5730, 13776), (5740, 13752), (5904, 13370), (6112, 12915), (6560, 12033), (6685, 11808), (6876, 11480), (6888, 11460), (7380, 10696), (7640, 10332), (7831, 10080), (8022, 9840), (8595, 9184), (8610, 9168)]