2068912720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3221}}^1$

素因数の和:3309

約数の個数: 160

約数和(自身を含む): 5829912576

約数和(自身を除く): 3760999856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 80, 112, 124, 140, 148, 155, 185, 217, 248, 259, 280, 296, 310, 370, 434, 496, 518, 560, 592, 620, 740, 868, 1036, 1085, 1147, 1240, 1295, 1480, 1736, 2072, 2170, 2294, 2480, 2590, 2960, 3221, 3472, 4144, 4340, 4588, 5180, 5735, 6442, 8029, 8680, 9176, 10360, 11470, 12884, 16058, 16105, 17360, 18352, 20720, 22547, 22940, 25768, 32116, 32210, 40145, 45094, 45880, 51536, 64232, 64420, 80290, 90188, 91760, 99851, 112735, 119177, 128464, 128840, 160580, 180376, 199702, 225470, 238354, 257680, 321160, 360752, 399404, 450940, 476708, 499255, 595885, 642320, 698957, 798808, 834239, 901880, 953416, 998510, 1191770, 1397914, 1597616, 1668478, 1803760, 1906832, 1997020, 2383540, 2795828, 3336956, 3494785, 3694487, 3994040, 4171195, 4767080, 5591656, 6673912, 6989570, 7388974, 7988080, 8342390, 9534160, 11183312, 13347824, 13979140, 14777948, 16684780, 18472435, 25861409, 27958280, 29555896, 33369560, 36944870, 51722818, 55916560, 59111792, 66739120, 73889740, 103445636, 129307045, 147779480, 206891272, 258614090, 295558960, 413782544, 517228180, 1034456360, 2068912720]

約数ペア:

[(1, 2068912720), (2, 1034456360), (4, 517228180), (5, 413782544), (7, 295558960), (8, 258614090), (10, 206891272), (14, 147779480), (16, 129307045), (20, 103445636), (28, 73889740), (31, 66739120), (35, 59111792), (37, 55916560), (40, 51722818), (56, 36944870), (62, 33369560), (70, 29555896), (74, 27958280), (80, 25861409), (112, 18472435), (124, 16684780), (140, 14777948), (148, 13979140), (155, 13347824), (185, 11183312), (217, 9534160), (248, 8342390), (259, 7988080), (280, 7388974), (296, 6989570), (310, 6673912), (370, 5591656), (434, 4767080), (496, 4171195), (518, 3994040), (560, 3694487), (592, 3494785), (620, 3336956), (740, 2795828), (868, 2383540), (1036, 1997020), (1085, 1906832), (1147, 1803760), (1240, 1668478), (1295, 1597616), (1480, 1397914), (1736, 1191770), (2072, 998510), (2170, 953416), (2294, 901880), (2480, 834239), (2590, 798808), (2960, 698957), (3221, 642320), (3472, 595885), (4144, 499255), (4340, 476708), (4588, 450940), (5180, 399404), (5735, 360752), (6442, 321160), (8029, 257680), (8680, 238354), (9176, 225470), (10360, 199702), (11470, 180376), (12884, 160580), (16058, 128840), (16105, 128464), (17360, 119177), (18352, 112735), (20720, 99851), (22547, 91760), (22940, 90188), (25768, 80290), (32116, 64420), (32210, 64232), (40145, 51536), (45094, 45880)]