20724281640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{12251}}^1$

素因数の和:12432

約数の個数: 192

約数和(自身を含む): 69724661760

約数和(自身を除く): 49000380120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 127, 148, 180, 185, 222, 254, 296, 333, 360, 370, 381, 444, 508, 555, 635, 666, 740, 762, 888, 1016, 1110, 1143, 1270, 1332, 1480, 1524, 1665, 1905, 2220, 2286, 2540, 2664, 3048, 3330, 3810, 4440, 4572, 4699, 5080, 5715, 6660, 7620, 9144, 9398, 11430, 12251, 13320, 14097, 15240, 18796, 22860, 23495, 24502, 28194, 36753, 37592, 42291, 45720, 46990, 49004, 56388, 61255, 70485, 73506, 84582, 93980, 98008, 110259, 112776, 122510, 140970, 147012, 169164, 183765, 187960, 211455, 220518, 245020, 281940, 294024, 338328, 367530, 422910, 441036, 453287, 490040, 551295, 563880, 735060, 845820, 882072, 906574, 1102590, 1359861, 1470120, 1555877, 1691640, 1813148, 2205180, 2266435, 2719722, 3111754, 3626296, 4079583, 4410360, 4532870, 4667631, 5439444, 6223508, 6799305, 7779385, 8159166, 9065740, 9335262, 10878888, 12447016, 13598610, 14002893, 15558770, 16318332, 18131480, 18670524, 20397915, 23338155, 27197220, 28005786, 31117540, 32636664, 37341048, 40795830, 46676310, 54394440, 56011572, 57567449, 62235080, 70014465, 81591660, 93352620, 112023144, 115134898, 140028930, 163183320, 172702347, 186705240, 230269796, 280057860, 287837245, 345404694, 460539592, 518107041, 560115720, 575674490, 690809388, 863511735, 1036214082, 1151348980, 1381618776, 1727023470, 2072428164, 2302697960, 2590535205, 3454046940, 4144856328, 5181070410, 6908093880, 10362140820, 20724281640]

約数ペア:

[(1, 20724281640), (2, 10362140820), (3, 6908093880), (4, 5181070410), (5, 4144856328), (6, 3454046940), (8, 2590535205), (9, 2302697960), (10, 2072428164), (12, 1727023470), (15, 1381618776), (18, 1151348980), (20, 1036214082), (24, 863511735), (30, 690809388), (36, 575674490), (37, 560115720), (40, 518107041), (45, 460539592), (60, 345404694), (72, 287837245), (74, 280057860), (90, 230269796), (111, 186705240), (120, 172702347), (127, 163183320), (148, 140028930), (180, 115134898), (185, 112023144), (222, 93352620), (254, 81591660), (296, 70014465), (333, 62235080), (360, 57567449), (370, 56011572), (381, 54394440), (444, 46676310), (508, 40795830), (555, 37341048), (635, 32636664), (666, 31117540), (740, 28005786), (762, 27197220), (888, 23338155), (1016, 20397915), (1110, 18670524), (1143, 18131480), (1270, 16318332), (1332, 15558770), (1480, 14002893), (1524, 13598610), (1665, 12447016), (1905, 10878888), (2220, 9335262), (2286, 9065740), (2540, 8159166), (2664, 7779385), (3048, 6799305), (3330, 6223508), (3810, 5439444), (4440, 4667631), (4572, 4532870), (4699, 4410360), (5080, 4079583), (5715, 3626296), (6660, 3111754), (7620, 2719722), (9144, 2266435), (9398, 2205180), (11430, 1813148), (12251, 1691640), (13320, 1555877), (14097, 1470120), (15240, 1359861), (18796, 1102590), (22860, 906574), (23495, 882072), (24502, 845820), (28194, 735060), (36753, 563880), (37592, 551295), (42291, 490040), (45720, 453287), (46990, 441036), (49004, 422910), (56388, 367530), (61255, 338328), (70485, 294024), (73506, 281940), (84582, 245020), (93980, 220518), (98008, 211455), (110259, 187960), (112776, 183765), (122510, 169164), (140970, 147012)]