1283896000

素因数分解:

$2^6\times 5^3\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 168

約数和(自身を含む): 3305117088

約数和(自身を除く): 2021221088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 155, 160, 167, 200, 248, 250, 310, 320, 334, 400, 496, 500, 620, 668, 775, 800, 835, 961, 992, 1000, 1240, 1336, 1550, 1600, 1670, 1922, 1984, 2000, 2480, 2672, 3100, 3340, 3844, 3875, 4000, 4175, 4805, 4960, 5177, 5344, 6200, 6680, 7688, 7750, 8000, 8350, 9610, 9920, 10354, 10688, 12400, 13360, 15376, 15500, 16700, 19220, 20708, 20875, 24025, 24800, 25885, 26720, 30752, 31000, 33400, 38440, 41416, 41750, 48050, 49600, 51770, 53440, 61504, 62000, 66800, 76880, 82832, 83500, 96100, 103540, 120125, 124000, 129425, 133600, 153760, 160487, 165664, 167000, 192200, 207080, 240250, 248000, 258850, 267200, 307520, 320974, 331328, 334000, 384400, 414160, 480500, 517700, 641948, 647125, 668000, 768800, 802435, 828320, 961000, 1035400, 1283896, 1294250, 1336000, 1537600, 1604870, 1656640, 1922000, 2070800, 2567792, 2588500, 3209740, 3844000, 4012175, 4141600, 5135584, 5177000, 6419480, 7688000, 8024350, 8283200, 10271168, 10354000, 12838960, 16048700, 20060875, 20708000, 25677920, 32097400, 40121750, 41416000, 51355840, 64194800, 80243500, 128389600, 160487000, 256779200, 320974000, 641948000, 1283896000]

約数ペア:

[(1, 1283896000), (2, 641948000), (4, 320974000), (5, 256779200), (8, 160487000), (10, 128389600), (16, 80243500), (20, 64194800), (25, 51355840), (31, 41416000), (32, 40121750), (40, 32097400), (50, 25677920), (62, 20708000), (64, 20060875), (80, 16048700), (100, 12838960), (124, 10354000), (125, 10271168), (155, 8283200), (160, 8024350), (167, 7688000), (200, 6419480), (248, 5177000), (250, 5135584), (310, 4141600), (320, 4012175), (334, 3844000), (400, 3209740), (496, 2588500), (500, 2567792), (620, 2070800), (668, 1922000), (775, 1656640), (800, 1604870), (835, 1537600), (961, 1336000), (992, 1294250), (1000, 1283896), (1240, 1035400), (1336, 961000), (1550, 828320), (1600, 802435), (1670, 768800), (1922, 668000), (1984, 647125), (2000, 641948), (2480, 517700), (2672, 480500), (3100, 414160), (3340, 384400), (3844, 334000), (3875, 331328), (4000, 320974), (4175, 307520), (4805, 267200), (4960, 258850), (5177, 248000), (5344, 240250), (6200, 207080), (6680, 192200), (7688, 167000), (7750, 165664), (8000, 160487), (8350, 153760), (9610, 133600), (9920, 129425), (10354, 124000), (10688, 120125), (12400, 103540), (13360, 96100), (15376, 83500), (15500, 82832), (16700, 76880), (19220, 66800), (20708, 62000), (20875, 61504), (24025, 53440), (24800, 51770), (25885, 49600), (26720, 48050), (30752, 41750), (31000, 41416), (33400, 38440)]