1319980640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:481

約数の個数: 192

約数和(自身を含む): 3637908288

約数和(自身を除く): 2317927648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 157, 160, 170, 176, 187, 220, 272, 281, 314, 340, 352, 374, 440, 544, 562, 628, 680, 748, 785, 880, 935, 1124, 1256, 1360, 1405, 1496, 1570, 1727, 1760, 1870, 2248, 2512, 2669, 2720, 2810, 2992, 3091, 3140, 3454, 3740, 4496, 4777, 5024, 5338, 5620, 5984, 6182, 6280, 6908, 7480, 8635, 8992, 9554, 10676, 11240, 12364, 12560, 13345, 13816, 14960, 15455, 17270, 19108, 21352, 22480, 23885, 24728, 25120, 26690, 27632, 29359, 29920, 30910, 34540, 38216, 42704, 44117, 44960, 47770, 49456, 52547, 53380, 55264, 58718, 61820, 69080, 76432, 85408, 88234, 95540, 98912, 105094, 106760, 117436, 123640, 138160, 146795, 152864, 176468, 191080, 210188, 213520, 220585, 234872, 247280, 262735, 276320, 293590, 352936, 382160, 420376, 427040, 441170, 469744, 485287, 494560, 525470, 587180, 705872, 749989, 764320, 840752, 882340, 939488, 970574, 1050940, 1174360, 1411744, 1499978, 1681504, 1764680, 1941148, 2101880, 2348720, 2426435, 2999956, 3529360, 3749945, 3882296, 4203760, 4697440, 4852870, 5999912, 7058720, 7499890, 7764592, 8249879, 8407520, 9705740, 11999824, 14999780, 15529184, 16499758, 19411480, 23999648, 29999560, 32999516, 38822960, 41249395, 59999120, 65999032, 77645920, 82498790, 119998240, 131998064, 164997580, 263996128, 329995160, 659990320, 1319980640]

約数ペア:

[(1, 1319980640), (2, 659990320), (4, 329995160), (5, 263996128), (8, 164997580), (10, 131998064), (11, 119998240), (16, 82498790), (17, 77645920), (20, 65999032), (22, 59999120), (32, 41249395), (34, 38822960), (40, 32999516), (44, 29999560), (55, 23999648), (68, 19411480), (80, 16499758), (85, 15529184), (88, 14999780), (110, 11999824), (136, 9705740), (157, 8407520), (160, 8249879), (170, 7764592), (176, 7499890), (187, 7058720), (220, 5999912), (272, 4852870), (281, 4697440), (314, 4203760), (340, 3882296), (352, 3749945), (374, 3529360), (440, 2999956), (544, 2426435), (562, 2348720), (628, 2101880), (680, 1941148), (748, 1764680), (785, 1681504), (880, 1499978), (935, 1411744), (1124, 1174360), (1256, 1050940), (1360, 970574), (1405, 939488), (1496, 882340), (1570, 840752), (1727, 764320), (1760, 749989), (1870, 705872), (2248, 587180), (2512, 525470), (2669, 494560), (2720, 485287), (2810, 469744), (2992, 441170), (3091, 427040), (3140, 420376), (3454, 382160), (3740, 352936), (4496, 293590), (4777, 276320), (5024, 262735), (5338, 247280), (5620, 234872), (5984, 220585), (6182, 213520), (6280, 210188), (6908, 191080), (7480, 176468), (8635, 152864), (8992, 146795), (9554, 138160), (10676, 123640), (11240, 117436), (12364, 106760), (12560, 105094), (13345, 98912), (13816, 95540), (14960, 88234), (15455, 85408), (17270, 76432), (19108, 69080), (21352, 61820), (22480, 58718), (23885, 55264), (24728, 53380), (25120, 52547), (26690, 49456), (27632, 47770), (29359, 44960), (29920, 44117), (30910, 42704), (34540, 38216)]