20168536320

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{42701}}^1$

素因数の和:42769

約数の個数: 216

約数和(自身を含む): 71484685272

約数和(自身を除く): 51316148952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 128, 144, 160, 164, 180, 192, 205, 240, 246, 256, 288, 320, 328, 360, 369, 384, 410, 480, 492, 576, 615, 640, 656, 720, 738, 768, 820, 960, 984, 1152, 1230, 1280, 1312, 1440, 1476, 1640, 1845, 1920, 1968, 2304, 2460, 2624, 2880, 2952, 3280, 3690, 3840, 3936, 4920, 5248, 5760, 5904, 6560, 7380, 7872, 9840, 10496, 11520, 11808, 13120, 14760, 15744, 19680, 23616, 26240, 29520, 31488, 39360, 42701, 47232, 52480, 59040, 78720, 85402, 94464, 118080, 128103, 157440, 170804, 213505, 236160, 256206, 341608, 384309, 427010, 472320, 512412, 640515, 683216, 768618, 854020, 1024824, 1281030, 1366432, 1537236, 1708040, 1750741, 1921545, 2049648, 2562060, 2732864, 3074472, 3416080, 3501482, 3843090, 4099296, 5124120, 5252223, 5465728, 6148944, 6832160, 7002964, 7686180, 8198592, 8753705, 10248240, 10504446, 10931456, 12297888, 13664320, 14005928, 15372360, 15756669, 16397184, 17507410, 20496480, 21008892, 24595776, 26261115, 27328640, 28011856, 30744720, 31513338, 32794368, 35014820, 40992960, 42017784, 49191552, 52522230, 54657280, 56023712, 61489440, 63026676, 70029640, 78783345, 81985920, 84035568, 98383104, 105044460, 112047424, 122978880, 126053352, 140059280, 157566690, 163971840, 168071136, 210088920, 224094848, 245957760, 252106704, 280118560, 315133380, 336142272, 420177840, 448189696, 491915520, 504213408, 560237120, 630266760, 672284544, 840355680, 1008426816, 1120474240, 1260533520, 1344569088, 1680711360, 2016853632, 2240948480, 2521067040, 3361422720, 4033707264, 5042134080, 6722845440, 10084268160, 20168536320]

約数ペア:

[(1, 20168536320), (2, 10084268160), (3, 6722845440), (4, 5042134080), (5, 4033707264), (6, 3361422720), (8, 2521067040), (9, 2240948480), (10, 2016853632), (12, 1680711360), (15, 1344569088), (16, 1260533520), (18, 1120474240), (20, 1008426816), (24, 840355680), (30, 672284544), (32, 630266760), (36, 560237120), (40, 504213408), (41, 491915520), (45, 448189696), (48, 420177840), (60, 336142272), (64, 315133380), (72, 280118560), (80, 252106704), (82, 245957760), (90, 224094848), (96, 210088920), (120, 168071136), (123, 163971840), (128, 157566690), (144, 140059280), (160, 126053352), (164, 122978880), (180, 112047424), (192, 105044460), (205, 98383104), (240, 84035568), (246, 81985920), (256, 78783345), (288, 70029640), (320, 63026676), (328, 61489440), (360, 56023712), (369, 54657280), (384, 52522230), (410, 49191552), (480, 42017784), (492, 40992960), (576, 35014820), (615, 32794368), (640, 31513338), (656, 30744720), (720, 28011856), (738, 27328640), (768, 26261115), (820, 24595776), (960, 21008892), (984, 20496480), (1152, 17507410), (1230, 16397184), (1280, 15756669), (1312, 15372360), (1440, 14005928), (1476, 13664320), (1640, 12297888), (1845, 10931456), (1920, 10504446), (1968, 10248240), (2304, 8753705), (2460, 8198592), (2624, 7686180), (2880, 7002964), (2952, 6832160), (3280, 6148944), (3690, 5465728), (3840, 5252223), (3936, 5124120), (4920, 4099296), (5248, 3843090), (5760, 3501482), (5904, 3416080), (6560, 3074472), (7380, 2732864), (7872, 2562060), (9840, 2049648), (10496, 1921545), (11520, 1750741), (11808, 1708040), (13120, 1537236), (14760, 1366432), (15744, 1281030), (19680, 1024824), (23616, 854020), (26240, 768618), (29520, 683216), (31488, 640515), (39360, 512412), (42701, 472320), (47232, 427010), (52480, 384309), (59040, 341608), (78720, 256206), (85402, 236160), (94464, 213505), (118080, 170804), (128103, 157440)]