19571520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:105

約数の個数: 224

約数和(自身を含む): 69494400

約数和(自身を除く): 49922880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 32, 37, 38, 40, 48, 57, 58, 60, 64, 74, 76, 80, 87, 95, 96, 111, 114, 116, 120, 145, 148, 152, 160, 174, 185, 190, 192, 222, 228, 232, 240, 285, 290, 296, 304, 320, 348, 370, 380, 435, 444, 456, 464, 480, 551, 555, 570, 580, 592, 608, 696, 703, 740, 760, 870, 888, 912, 928, 960, 1073, 1102, 1110, 1140, 1160, 1184, 1216, 1392, 1406, 1480, 1520, 1653, 1740, 1776, 1824, 1856, 2109, 2146, 2204, 2220, 2280, 2320, 2368, 2755, 2784, 2812, 2960, 3040, 3219, 3306, 3480, 3515, 3552, 3648, 4218, 4292, 4408, 4440, 4560, 4640, 5365, 5510, 5568, 5624, 5920, 6080, 6438, 6612, 6960, 7030, 7104, 8265, 8436, 8584, 8816, 8880, 9120, 9280, 10545, 10730, 11020, 11248, 11840, 12876, 13224, 13920, 14060, 16095, 16530, 16872, 17168, 17632, 17760, 18240, 20387, 21090, 21460, 22040, 22496, 25752, 26448, 27840, 28120, 32190, 33060, 33744, 34336, 35264, 35520, 40774, 42180, 42920, 44080, 44992, 51504, 52896, 56240, 61161, 64380, 66120, 67488, 68672, 81548, 84360, 85840, 88160, 101935, 103008, 105792, 112480, 122322, 128760, 132240, 134976, 163096, 168720, 171680, 176320, 203870, 206016, 224960, 244644, 257520, 264480, 305805, 326192, 337440, 343360, 407740, 489288, 515040, 528960, 611610, 652384, 674880, 815480, 978576, 1030080, 1223220, 1304768, 1630960, 1957152, 2446440, 3261920, 3914304, 4892880, 6523840, 9785760, 19571520]

約数ペア:

[(1, 19571520), (2, 9785760), (3, 6523840), (4, 4892880), (5, 3914304), (6, 3261920), (8, 2446440), (10, 1957152), (12, 1630960), (15, 1304768), (16, 1223220), (19, 1030080), (20, 978576), (24, 815480), (29, 674880), (30, 652384), (32, 611610), (37, 528960), (38, 515040), (40, 489288), (48, 407740), (57, 343360), (58, 337440), (60, 326192), (64, 305805), (74, 264480), (76, 257520), (80, 244644), (87, 224960), (95, 206016), (96, 203870), (111, 176320), (114, 171680), (116, 168720), (120, 163096), (145, 134976), (148, 132240), (152, 128760), (160, 122322), (174, 112480), (185, 105792), (190, 103008), (192, 101935), (222, 88160), (228, 85840), (232, 84360), (240, 81548), (285, 68672), (290, 67488), (296, 66120), (304, 64380), (320, 61161), (348, 56240), (370, 52896), (380, 51504), (435, 44992), (444, 44080), (456, 42920), (464, 42180), (480, 40774), (551, 35520), (555, 35264), (570, 34336), (580, 33744), (592, 33060), (608, 32190), (696, 28120), (703, 27840), (740, 26448), (760, 25752), (870, 22496), (888, 22040), (912, 21460), (928, 21090), (960, 20387), (1073, 18240), (1102, 17760), (1110, 17632), (1140, 17168), (1160, 16872), (1184, 16530), (1216, 16095), (1392, 14060), (1406, 13920), (1480, 13224), (1520, 12876), (1653, 11840), (1740, 11248), (1776, 11020), (1824, 10730), (1856, 10545), (2109, 9280), (2146, 9120), (2204, 8880), (2220, 8816), (2280, 8584), (2320, 8436), (2368, 8265), (2755, 7104), (2784, 7030), (2812, 6960), (2960, 6612), (3040, 6438), (3219, 6080), (3306, 5920), (3480, 5624), (3515, 5568), (3552, 5510), (3648, 5365), (4218, 4640), (4292, 4560), (4408, 4440)]