81467683.000000000

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 240

約数和(自身を含む): 708526080

約数和(自身を除く): 502938480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 57, 60, 71, 75, 76, 80, 95, 100, 114, 120, 127, 142, 150, 152, 190, 200, 213, 228, 240, 254, 284, 285, 300, 304, 355, 380, 381, 400, 426, 456, 475, 508, 568, 570, 600, 635, 710, 760, 762, 852, 912, 950, 1016, 1065, 1136, 1140, 1200, 1270, 1349, 1420, 1425, 1520, 1524, 1704, 1775, 1900, 1905, 2032, 2130, 2280, 2413, 2540, 2698, 2840, 2850, 3048, 3175, 3408, 3550, 3800, 3810, 4047, 4260, 4560, 4826, 5080, 5325, 5396, 5680, 5700, 6096, 6350, 6745, 7100, 7239, 7600, 7620, 8094, 8520, 9017, 9525, 9652, 10160, 10650, 10792, 11400, 12065, 12700, 13490, 14200, 14478, 15240, 16188, 17040, 18034, 19050, 19304, 20235, 21300, 21584, 22800, 24130, 25400, 26980, 27051, 28400, 28956, 30480, 32376, 33725, 36068, 36195, 38100, 38608, 40470, 42600, 45085, 48260, 50800, 53960, 54102, 57912, 60325, 64752, 67450, 72136, 72390, 76200, 80940, 85200, 90170, 96520, 101175, 107920, 108204, 115824, 120650, 134900, 135255, 144272, 144780, 152400, 161880, 171323, 180340, 180975, 193040, 202350, 216408, 225425, 241300, 269800, 270510, 289560, 323760, 342646, 360680, 361950, 404700, 432816, 450850, 482600, 513969, 539600, 541020, 579120, 676275, 685292, 721360, 723900, 809400, 856615, 901700, 965200, 1027938, 1082040, 1352550, 1370584, 1447800, 1618800, 1713230, 1803400, 2055876, 2164080, 2569845, 2705100, 2741168, 2895600, 3426460, 3606800, 4111752, 4283075, 5139690, 5410200, 6852920, 8223504, 8566150, 10279380, 10820400, 12849225, 13705840, 17132300, 20558760, 25698450, 34264600, 41117520, 51396900, 68529200, 102793800, 205587600]

約数ペア:

[(1, 205587600), (2, 102793800), (3, 68529200), (4, 51396900), (5, 41117520), (6, 34264600), (8, 25698450), (10, 20558760), (12, 17132300), (15, 13705840), (16, 12849225), (19, 10820400), (20, 10279380), (24, 8566150), (25, 8223504), (30, 6852920), (38, 5410200), (40, 5139690), (48, 4283075), (50, 4111752), (57, 3606800), (60, 3426460), (71, 2895600), (75, 2741168), (76, 2705100), (80, 2569845), (95, 2164080), (100, 2055876), (114, 1803400), (120, 1713230), (127, 1618800), (142, 1447800), (150, 1370584), (152, 1352550), (190, 1082040), (200, 1027938), (213, 965200), (228, 901700), (240, 856615), (254, 809400), (284, 723900), (285, 721360), (300, 685292), (304, 676275), (355, 579120), (380, 541020), (381, 539600), (400, 513969), (426, 482600), (456, 450850), (475, 432816), (508, 404700), (568, 361950), (570, 360680), (600, 342646), (635, 323760), (710, 289560), (760, 270510), (762, 269800), (852, 241300), (912, 225425), (950, 216408), (1016, 202350), (1065, 193040), (1136, 180975), (1140, 180340), (1200, 171323), (1270, 161880), (1349, 152400), (1420, 144780), (1425, 144272), (1520, 135255), (1524, 134900), (1704, 120650), (1775, 115824), (1900, 108204), (1905, 107920), (2032, 101175), (2130, 96520), (2280, 90170), (2413, 85200), (2540, 80940), (2698, 76200), (2840, 72390), (2850, 72136), (3048, 67450), (3175, 64752), (3408, 60325), (3550, 57912), (3800, 54102), (3810, 53960), (4047, 50800), (4260, 48260), (4560, 45085), (4826, 42600), (5080, 40470), (5325, 38608), (5396, 38100), (5680, 36195), (5700, 36068), (6096, 33725), (6350, 32376), (6745, 30480), (7100, 28956), (7239, 28400), (7600, 27051), (7620, 26980), (8094, 25400), (8520, 24130), (9017, 22800), (9525, 21584), (9652, 21300), (10160, 20235), (10650, 19304), (10792, 19050), (11400, 18034), (12065, 17040), (12700, 16188), (13490, 15240), (14200, 14478)]