988448552

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 2529792000

約数和(自身を除く): 1541343448

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 23, 26, 28, 38, 46, 52, 56, 76, 91, 92, 104, 133, 152, 161, 169, 182, 184, 239, 247, 266, 299, 322, 338, 364, 437, 478, 494, 532, 598, 644, 676, 728, 874, 956, 988, 1064, 1183, 1196, 1288, 1352, 1673, 1729, 1748, 1912, 1976, 2093, 2366, 2392, 3059, 3107, 3211, 3346, 3458, 3496, 3887, 4186, 4541, 4732, 5497, 5681, 6118, 6214, 6422, 6692, 6916, 7774, 8372, 9082, 9464, 10994, 11362, 12236, 12428, 12844, 13384, 13832, 15548, 16744, 18164, 21749, 21988, 22477, 22724, 24472, 24856, 25688, 27209, 31096, 31787, 36328, 38479, 39767, 40391, 43498, 43976, 44954, 45448, 54418, 59033, 63574, 71461, 73853, 76958, 79534, 80782, 86996, 89908, 104443, 108836, 118066, 127148, 142922, 147706, 153916, 159068, 161564, 173992, 179816, 208886, 217672, 236132, 254296, 282737, 285844, 295412, 307832, 318136, 323128, 413231, 417772, 472264, 500227, 516971, 565474, 571688, 590824, 731101, 767429, 826462, 835544, 928993, 1000454, 1033942, 1130948, 1357759, 1462202, 1534858, 1652924, 1857986, 2000908, 2067884, 2261896, 2715518, 2924404, 3069716, 3305848, 3715972, 4001816, 4135768, 5372003, 5431036, 5848808, 6139432, 6502951, 7431944, 9504313, 10744006, 10862072, 13005902, 17650867, 19008626, 21488012, 26011804, 35301734, 38017252, 42976024, 52023608, 70603468, 76034504, 123556069, 141206936, 247112138, 494224276, 988448552]

約数ペア:

[(1, 988448552), (2, 494224276), (4, 247112138), (7, 141206936), (8, 123556069), (13, 76034504), (14, 70603468), (19, 52023608), (23, 42976024), (26, 38017252), (28, 35301734), (38, 26011804), (46, 21488012), (52, 19008626), (56, 17650867), (76, 13005902), (91, 10862072), (92, 10744006), (104, 9504313), (133, 7431944), (152, 6502951), (161, 6139432), (169, 5848808), (182, 5431036), (184, 5372003), (239, 4135768), (247, 4001816), (266, 3715972), (299, 3305848), (322, 3069716), (338, 2924404), (364, 2715518), (437, 2261896), (478, 2067884), (494, 2000908), (532, 1857986), (598, 1652924), (644, 1534858), (676, 1462202), (728, 1357759), (874, 1130948), (956, 1033942), (988, 1000454), (1064, 928993), (1183, 835544), (1196, 826462), (1288, 767429), (1352, 731101), (1673, 590824), (1729, 571688), (1748, 565474), (1912, 516971), (1976, 500227), (2093, 472264), (2366, 417772), (2392, 413231), (3059, 323128), (3107, 318136), (3211, 307832), (3346, 295412), (3458, 285844), (3496, 282737), (3887, 254296), (4186, 236132), (4541, 217672), (4732, 208886), (5497, 179816), (5681, 173992), (6118, 161564), (6214, 159068), (6422, 153916), (6692, 147706), (6916, 142922), (7774, 127148), (8372, 118066), (9082, 108836), (9464, 104443), (10994, 89908), (11362, 86996), (12236, 80782), (12428, 79534), (12844, 76958), (13384, 73853), (13832, 71461), (15548, 63574), (16744, 59033), (18164, 54418), (21749, 45448), (21988, 44954), (22477, 43976), (22724, 43498), (24472, 40391), (24856, 39767), (25688, 38479), (27209, 36328), (31096, 31787)]