18555840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:419

約数の個数: 168

約数和(自身を含む): 67757040

約数和(自身を除く): 49201200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 379, 408, 480, 510, 544, 576, 612, 680, 720, 758, 765, 816, 960, 1020, 1088, 1137, 1224, 1360, 1440, 1516, 1530, 1632, 1895, 2040, 2274, 2448, 2720, 2880, 3032, 3060, 3264, 3411, 3790, 4080, 4548, 4896, 5440, 5685, 6064, 6120, 6443, 6822, 7580, 8160, 9096, 9792, 11370, 12128, 12240, 12886, 13644, 15160, 16320, 17055, 18192, 19329, 22740, 24256, 24480, 25772, 27288, 30320, 32215, 34110, 36384, 38658, 45480, 48960, 51544, 54576, 57987, 60640, 64430, 68220, 72768, 77316, 90960, 96645, 103088, 109152, 115974, 121280, 128860, 136440, 154632, 181920, 193290, 206176, 218304, 231948, 257720, 272880, 289935, 309264, 363840, 386580, 412352, 463896, 515440, 545760, 579870, 618528, 773160, 927792, 1030880, 1091520, 1159740, 1237056, 1546320, 1855584, 2061760, 2319480, 3092640, 3711168, 4638960, 6185280, 9277920, 18555840]

約数ペア:

[(1, 18555840), (2, 9277920), (3, 6185280), (4, 4638960), (5, 3711168), (6, 3092640), (8, 2319480), (9, 2061760), (10, 1855584), (12, 1546320), (15, 1237056), (16, 1159740), (17, 1091520), (18, 1030880), (20, 927792), (24, 773160), (30, 618528), (32, 579870), (34, 545760), (36, 515440), (40, 463896), (45, 412352), (48, 386580), (51, 363840), (60, 309264), (64, 289935), (68, 272880), (72, 257720), (80, 231948), (85, 218304), (90, 206176), (96, 193290), (102, 181920), (120, 154632), (136, 136440), (144, 128860), (153, 121280), (160, 115974), (170, 109152), (180, 103088), (192, 96645), (204, 90960), (240, 77316), (255, 72768), (272, 68220), (288, 64430), (306, 60640), (320, 57987), (340, 54576), (360, 51544), (379, 48960), (408, 45480), (480, 38658), (510, 36384), (544, 34110), (576, 32215), (612, 30320), (680, 27288), (720, 25772), (758, 24480), (765, 24256), (816, 22740), (960, 19329), (1020, 18192), (1088, 17055), (1137, 16320), (1224, 15160), (1360, 13644), (1440, 12886), (1516, 12240), (1530, 12128), (1632, 11370), (1895, 9792), (2040, 9096), (2274, 8160), (2448, 7580), (2720, 6822), (2880, 6443), (3032, 6120), (3060, 6064), (3264, 5685), (3411, 5440), (3790, 4896), (4080, 4548)]