388813040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 240

約数和(自身を含む): 1172496384

約数和(自身を除く): 783683344

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 71, 77, 80, 88, 98, 110, 112, 127, 140, 142, 154, 176, 196, 220, 245, 254, 280, 284, 308, 355, 385, 392, 440, 490, 497, 508, 539, 560, 568, 616, 635, 710, 770, 781, 784, 880, 889, 980, 994, 1016, 1078, 1136, 1232, 1270, 1397, 1420, 1540, 1562, 1778, 1960, 1988, 2032, 2156, 2485, 2540, 2695, 2794, 2840, 3080, 3124, 3479, 3556, 3905, 3920, 3976, 4312, 4445, 4970, 5080, 5390, 5467, 5588, 5680, 6160, 6223, 6248, 6958, 6985, 7112, 7810, 7952, 8624, 8890, 9017, 9779, 9940, 10160, 10780, 10934, 11176, 12446, 12496, 13916, 13970, 14224, 15620, 17395, 17780, 18034, 19558, 19880, 21560, 21868, 22352, 24892, 27335, 27832, 27940, 31115, 31240, 34790, 35560, 36068, 38269, 39116, 39760, 43120, 43736, 45085, 48895, 49784, 54670, 55664, 55880, 62230, 62480, 63119, 68453, 69580, 71120, 72136, 76538, 78232, 87472, 90170, 97790, 99187, 99568, 109340, 111760, 124460, 126238, 136906, 139160, 144272, 153076, 156464, 180340, 191345, 195580, 198374, 218680, 248920, 252476, 273812, 278320, 306152, 315595, 342265, 360680, 382690, 391160, 396748, 437360, 441833, 495935, 497840, 504952, 547624, 612304, 631190, 684530, 694309, 721360, 765380, 782320, 793496, 883666, 991870, 1009904, 1095248, 1262380, 1369060, 1388618, 1530760, 1586992, 1767332, 1983740, 2209165, 2524760, 2738120, 2777236, 3061520, 3471545, 3534664, 3967480, 4418330, 4860163, 5049520, 5476240, 5554472, 6943090, 7069328, 7934960, 8836660, 9720326, 11108944, 13886180, 17673320, 19440652, 24300815, 27772360, 35346640, 38881304, 48601630, 55544720, 77762608, 97203260, 194406520, 388813040]

約数ペア:

[(1, 388813040), (2, 194406520), (4, 97203260), (5, 77762608), (7, 55544720), (8, 48601630), (10, 38881304), (11, 35346640), (14, 27772360), (16, 24300815), (20, 19440652), (22, 17673320), (28, 13886180), (35, 11108944), (40, 9720326), (44, 8836660), (49, 7934960), (55, 7069328), (56, 6943090), (70, 5554472), (71, 5476240), (77, 5049520), (80, 4860163), (88, 4418330), (98, 3967480), (110, 3534664), (112, 3471545), (127, 3061520), (140, 2777236), (142, 2738120), (154, 2524760), (176, 2209165), (196, 1983740), (220, 1767332), (245, 1586992), (254, 1530760), (280, 1388618), (284, 1369060), (308, 1262380), (355, 1095248), (385, 1009904), (392, 991870), (440, 883666), (490, 793496), (497, 782320), (508, 765380), (539, 721360), (560, 694309), (568, 684530), (616, 631190), (635, 612304), (710, 547624), (770, 504952), (781, 497840), (784, 495935), (880, 441833), (889, 437360), (980, 396748), (994, 391160), (1016, 382690), (1078, 360680), (1136, 342265), (1232, 315595), (1270, 306152), (1397, 278320), (1420, 273812), (1540, 252476), (1562, 248920), (1778, 218680), (1960, 198374), (1988, 195580), (2032, 191345), (2156, 180340), (2485, 156464), (2540, 153076), (2695, 144272), (2794, 139160), (2840, 136906), (3080, 126238), (3124, 124460), (3479, 111760), (3556, 109340), (3905, 99568), (3920, 99187), (3976, 97790), (4312, 90170), (4445, 87472), (4970, 78232), (5080, 76538), (5390, 72136), (5467, 71120), (5588, 69580), (5680, 68453), (6160, 63119), (6223, 62480), (6248, 62230), (6958, 55880), (6985, 55664), (7112, 54670), (7810, 49784), (7952, 48895), (8624, 45085), (8890, 43736), (9017, 43120), (9779, 39760), (9940, 39116), (10160, 38269), (10780, 36068), (10934, 35560), (11176, 34790), (12446, 31240), (12496, 31115), (13916, 27940), (13970, 27832), (14224, 27335), (15620, 24892), (17395, 22352), (17780, 21868), (18034, 21560), (19558, 19880)]