420217600

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 216

約数和(自身を含む): 1167925248

約数和(自身を除く): 747707648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 47, 50, 55, 64, 80, 88, 94, 100, 110, 127, 128, 160, 176, 188, 200, 220, 235, 254, 256, 275, 320, 352, 376, 400, 440, 470, 508, 517, 550, 635, 640, 704, 752, 800, 880, 940, 1016, 1034, 1100, 1175, 1270, 1280, 1397, 1408, 1504, 1600, 1760, 1880, 2032, 2068, 2200, 2350, 2540, 2585, 2794, 2816, 3008, 3175, 3200, 3520, 3760, 4064, 4136, 4400, 4700, 5080, 5170, 5588, 5969, 6016, 6350, 6400, 6985, 7040, 7520, 8128, 8272, 8800, 9400, 10160, 10340, 11176, 11938, 12032, 12700, 12925, 13970, 14080, 15040, 16256, 16544, 17600, 18800, 20320, 20680, 22352, 23876, 25400, 25850, 27940, 29845, 30080, 32512, 33088, 34925, 35200, 37600, 40640, 41360, 44704, 47752, 50800, 51700, 55880, 59690, 60160, 65659, 66176, 69850, 70400, 75200, 81280, 82720, 89408, 95504, 101600, 103400, 111760, 119380, 131318, 132352, 139700, 149225, 150400, 162560, 165440, 178816, 191008, 203200, 206800, 223520, 238760, 262636, 279400, 298450, 300800, 328295, 330880, 357632, 382016, 406400, 413600, 447040, 477520, 525272, 558800, 596900, 656590, 661760, 764032, 812800, 827200, 894080, 955040, 1050544, 1117600, 1193800, 1313180, 1528064, 1641475, 1654400, 1788160, 1910080, 2101088, 2235200, 2387600, 2626360, 3282950, 3308800, 3820160, 4202176, 4470400, 4775200, 5252720, 6565900, 7640320, 8404352, 8940800, 9550400, 10505440, 13131800, 16808704, 19100800, 21010880, 26263600, 38201600, 42021760, 52527200, 84043520, 105054400, 210108800, 420217600]

約数ペア:

[(1, 420217600), (2, 210108800), (4, 105054400), (5, 84043520), (8, 52527200), (10, 42021760), (11, 38201600), (16, 26263600), (20, 21010880), (22, 19100800), (25, 16808704), (32, 13131800), (40, 10505440), (44, 9550400), (47, 8940800), (50, 8404352), (55, 7640320), (64, 6565900), (80, 5252720), (88, 4775200), (94, 4470400), (100, 4202176), (110, 3820160), (127, 3308800), (128, 3282950), (160, 2626360), (176, 2387600), (188, 2235200), (200, 2101088), (220, 1910080), (235, 1788160), (254, 1654400), (256, 1641475), (275, 1528064), (320, 1313180), (352, 1193800), (376, 1117600), (400, 1050544), (440, 955040), (470, 894080), (508, 827200), (517, 812800), (550, 764032), (635, 661760), (640, 656590), (704, 596900), (752, 558800), (800, 525272), (880, 477520), (940, 447040), (1016, 413600), (1034, 406400), (1100, 382016), (1175, 357632), (1270, 330880), (1280, 328295), (1397, 300800), (1408, 298450), (1504, 279400), (1600, 262636), (1760, 238760), (1880, 223520), (2032, 206800), (2068, 203200), (2200, 191008), (2350, 178816), (2540, 165440), (2585, 162560), (2794, 150400), (2816, 149225), (3008, 139700), (3175, 132352), (3200, 131318), (3520, 119380), (3760, 111760), (4064, 103400), (4136, 101600), (4400, 95504), (4700, 89408), (5080, 82720), (5170, 81280), (5588, 75200), (5969, 70400), (6016, 69850), (6350, 66176), (6400, 65659), (6985, 60160), (7040, 59690), (7520, 55880), (8128, 51700), (8272, 50800), (8800, 47752), (9400, 44704), (10160, 41360), (10340, 40640), (11176, 37600), (11938, 35200), (12032, 34925), (12700, 33088), (12925, 32512), (13970, 30080), (14080, 29845), (15040, 27940), (16256, 25850), (16544, 25400), (17600, 23876), (18800, 22352), (20320, 20680)]