7262640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:168

約数の個数: 240

約数和(自身を含む): 30640896

約数和(自身を除く): 23378256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 131, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 262, 264, 280, 308, 315, 330, 336, 360, 385, 393, 396, 420, 440, 462, 495, 504, 524, 528, 560, 616, 630, 655, 660, 693, 720, 770, 786, 792, 840, 880, 917, 924, 990, 1008, 1048, 1155, 1179, 1232, 1260, 1310, 1320, 1386, 1441, 1540, 1572, 1584, 1680, 1834, 1848, 1965, 1980, 2096, 2310, 2358, 2520, 2620, 2640, 2751, 2772, 2882, 3080, 3144, 3465, 3668, 3696, 3930, 3960, 4323, 4585, 4620, 4716, 5040, 5240, 5502, 5544, 5764, 5895, 6160, 6288, 6930, 7205, 7336, 7860, 7920, 8253, 8646, 9170, 9240, 9432, 10087, 10480, 11004, 11088, 11528, 11790, 12969, 13755, 13860, 14410, 14672, 15720, 16506, 17292, 18340, 18480, 18864, 20174, 21615, 22008, 23056, 23580, 25938, 27510, 27720, 28820, 30261, 31440, 33012, 34584, 36680, 40348, 41265, 43230, 44016, 47160, 50435, 51876, 55020, 55440, 57640, 60522, 64845, 66024, 69168, 73360, 80696, 82530, 86460, 90783, 94320, 100870, 103752, 110040, 115280, 121044, 129690, 132048, 151305, 161392, 165060, 172920, 181566, 201740, 207504, 220080, 242088, 259380, 302610, 330120, 345840, 363132, 403480, 453915, 484176, 518760, 605220, 660240, 726264, 806960, 907830, 1037520, 1210440, 1452528, 1815660, 2420880, 3631320, 7262640]

約数ペア:

[(1, 7262640), (2, 3631320), (3, 2420880), (4, 1815660), (5, 1452528), (6, 1210440), (7, 1037520), (8, 907830), (9, 806960), (10, 726264), (11, 660240), (12, 605220), (14, 518760), (15, 484176), (16, 453915), (18, 403480), (20, 363132), (21, 345840), (22, 330120), (24, 302610), (28, 259380), (30, 242088), (33, 220080), (35, 207504), (36, 201740), (40, 181566), (42, 172920), (44, 165060), (45, 161392), (48, 151305), (55, 132048), (56, 129690), (60, 121044), (63, 115280), (66, 110040), (70, 103752), (72, 100870), (77, 94320), (80, 90783), (84, 86460), (88, 82530), (90, 80696), (99, 73360), (105, 69168), (110, 66024), (112, 64845), (120, 60522), (126, 57640), (131, 55440), (132, 55020), (140, 51876), (144, 50435), (154, 47160), (165, 44016), (168, 43230), (176, 41265), (180, 40348), (198, 36680), (210, 34584), (220, 33012), (231, 31440), (240, 30261), (252, 28820), (262, 27720), (264, 27510), (280, 25938), (308, 23580), (315, 23056), (330, 22008), (336, 21615), (360, 20174), (385, 18864), (393, 18480), (396, 18340), (420, 17292), (440, 16506), (462, 15720), (495, 14672), (504, 14410), (524, 13860), (528, 13755), (560, 12969), (616, 11790), (630, 11528), (655, 11088), (660, 11004), (693, 10480), (720, 10087), (770, 9432), (786, 9240), (792, 9170), (840, 8646), (880, 8253), (917, 7920), (924, 7860), (990, 7336), (1008, 7205), (1048, 6930), (1155, 6288), (1179, 6160), (1232, 5895), (1260, 5764), (1310, 5544), (1320, 5502), (1386, 5240), (1441, 5040), (1540, 4716), (1572, 4620), (1584, 4585), (1680, 4323), (1834, 3960), (1848, 3930), (1965, 3696), (1980, 3668), (2096, 3465), (2310, 3144), (2358, 3080), (2520, 2882), (2620, 2772), (2640, 2751)]