685015680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:747

約数の個数: 256

約数和(自身を含む): 2390031360

約数和(自身を除く): 1705015680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 64, 68, 80, 85, 93, 96, 102, 120, 124, 128, 136, 155, 160, 170, 186, 192, 204, 240, 248, 255, 272, 310, 320, 340, 372, 384, 408, 465, 480, 496, 510, 527, 544, 620, 640, 677, 680, 744, 816, 930, 960, 992, 1020, 1054, 1088, 1240, 1354, 1360, 1488, 1581, 1632, 1860, 1920, 1984, 2031, 2040, 2108, 2176, 2480, 2635, 2708, 2720, 2976, 3162, 3264, 3385, 3720, 3968, 4062, 4080, 4216, 4960, 5270, 5416, 5440, 5952, 6324, 6528, 6770, 7440, 7905, 8124, 8160, 8432, 9920, 10155, 10540, 10832, 10880, 11509, 11904, 12648, 13540, 14880, 15810, 16248, 16320, 16864, 19840, 20310, 20987, 21080, 21664, 23018, 25296, 27080, 29760, 31620, 32496, 32640, 33728, 34527, 40620, 41974, 42160, 43328, 46036, 50592, 54160, 57545, 59520, 62961, 63240, 64992, 67456, 69054, 81240, 83948, 84320, 86656, 92072, 101184, 104935, 108320, 115090, 125922, 126480, 129984, 138108, 162480, 167896, 168640, 172635, 184144, 202368, 209870, 216640, 230180, 251844, 252960, 259968, 276216, 314805, 324960, 335792, 337280, 345270, 356779, 368288, 419740, 433280, 460360, 503688, 505920, 552432, 629610, 649920, 671584, 690540, 713558, 736576, 839480, 920720, 1007376, 1011840, 1070337, 1104864, 1259220, 1299840, 1343168, 1381080, 1427116, 1473152, 1678960, 1783895, 1841440, 2014752, 2140674, 2209728, 2518440, 2686336, 2762160, 2854232, 3357920, 3567790, 3682880, 4029504, 4281348, 4419456, 5036880, 5351685, 5524320, 5708464, 6715840, 7135580, 7365760, 8059008, 8562696, 10073760, 10703370, 11048640, 11416928, 13431680, 14271160, 17125392, 20147520, 21406740, 22097280, 22833856, 28542320, 34250784, 40295040, 42813480, 45667712, 57084640, 68501568, 85626960, 114169280, 137003136, 171253920, 228338560, 342507840, 685015680]

約数ペア:

[(1, 685015680), (2, 342507840), (3, 228338560), (4, 171253920), (5, 137003136), (6, 114169280), (8, 85626960), (10, 68501568), (12, 57084640), (15, 45667712), (16, 42813480), (17, 40295040), (20, 34250784), (24, 28542320), (30, 22833856), (31, 22097280), (32, 21406740), (34, 20147520), (40, 17125392), (48, 14271160), (51, 13431680), (60, 11416928), (62, 11048640), (64, 10703370), (68, 10073760), (80, 8562696), (85, 8059008), (93, 7365760), (96, 7135580), (102, 6715840), (120, 5708464), (124, 5524320), (128, 5351685), (136, 5036880), (155, 4419456), (160, 4281348), (170, 4029504), (186, 3682880), (192, 3567790), (204, 3357920), (240, 2854232), (248, 2762160), (255, 2686336), (272, 2518440), (310, 2209728), (320, 2140674), (340, 2014752), (372, 1841440), (384, 1783895), (408, 1678960), (465, 1473152), (480, 1427116), (496, 1381080), (510, 1343168), (527, 1299840), (544, 1259220), (620, 1104864), (640, 1070337), (677, 1011840), (680, 1007376), (744, 920720), (816, 839480), (930, 736576), (960, 713558), (992, 690540), (1020, 671584), (1054, 649920), (1088, 629610), (1240, 552432), (1354, 505920), (1360, 503688), (1488, 460360), (1581, 433280), (1632, 419740), (1860, 368288), (1920, 356779), (1984, 345270), (2031, 337280), (2040, 335792), (2108, 324960), (2176, 314805), (2480, 276216), (2635, 259968), (2708, 252960), (2720, 251844), (2976, 230180), (3162, 216640), (3264, 209870), (3385, 202368), (3720, 184144), (3968, 172635), (4062, 168640), (4080, 167896), (4216, 162480), (4960, 138108), (5270, 129984), (5416, 126480), (5440, 125922), (5952, 115090), (6324, 108320), (6528, 104935), (6770, 101184), (7440, 92072), (7905, 86656), (8124, 84320), (8160, 83948), (8432, 81240), (9920, 69054), (10155, 67456), (10540, 64992), (10832, 63240), (10880, 62961), (11509, 59520), (11904, 57545), (12648, 54160), (13540, 50592), (14880, 46036), (15810, 43328), (16248, 42160), (16320, 41974), (16864, 40620), (19840, 34527), (20310, 33728), (20987, 32640), (21080, 32496), (21664, 31620), (23018, 29760), (25296, 27080)]