20079360

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{83}}^1$

素因数の和:120

約数の個数: 288

約数和(自身を含む): 82414080

約数和(自身を除く): 62334720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 83, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 166, 168, 180, 189, 192, 210, 216, 224, 240, 249, 252, 256, 270, 280, 288, 315, 320, 332, 336, 360, 378, 384, 415, 420, 432, 448, 480, 498, 504, 540, 560, 576, 581, 630, 640, 664, 672, 720, 747, 756, 768, 830, 840, 864, 896, 945, 960, 996, 1008, 1080, 1120, 1152, 1162, 1245, 1260, 1280, 1328, 1344, 1440, 1494, 1512, 1660, 1680, 1728, 1743, 1792, 1890, 1920, 1992, 2016, 2160, 2240, 2241, 2304, 2324, 2490, 2520, 2656, 2688, 2880, 2905, 2988, 3024, 3320, 3360, 3456, 3486, 3735, 3780, 3840, 3984, 4032, 4320, 4480, 4482, 4648, 4980, 5040, 5229, 5312, 5376, 5760, 5810, 5976, 6048, 6640, 6720, 6912, 6972, 7470, 7560, 7968, 8064, 8640, 8715, 8960, 8964, 9296, 9960, 10080, 10458, 10624, 11205, 11520, 11620, 11952, 12096, 13280, 13440, 13944, 14940, 15120, 15687, 15936, 16128, 17280, 17430, 17928, 18592, 19920, 20160, 20916, 21248, 22410, 23240, 23904, 24192, 26145, 26560, 26880, 27888, 29880, 30240, 31374, 31872, 34560, 34860, 35856, 37184, 39840, 40320, 41832, 44820, 46480, 47808, 48384, 52290, 53120, 55776, 59760, 60480, 62748, 63744, 69720, 71712, 74368, 78435, 79680, 80640, 83664, 89640, 92960, 95616, 104580, 106240, 111552, 119520, 120960, 125496, 139440, 143424, 148736, 156870, 159360, 167328, 179280, 185920, 191232, 209160, 223104, 239040, 241920, 250992, 278880, 286848, 313740, 318720, 334656, 358560, 371840, 418320, 446208, 478080, 501984, 557760, 573696, 627480, 669312, 717120, 743680, 836640, 956160, 1003968, 1115520, 1254960, 1338624, 1434240, 1673280, 2007936, 2231040, 2509920, 2868480, 3346560, 4015872, 5019840, 6693120, 10039680, 20079360]

約数ペア:

[(1, 20079360), (2, 10039680), (3, 6693120), (4, 5019840), (5, 4015872), (6, 3346560), (7, 2868480), (8, 2509920), (9, 2231040), (10, 2007936), (12, 1673280), (14, 1434240), (15, 1338624), (16, 1254960), (18, 1115520), (20, 1003968), (21, 956160), (24, 836640), (27, 743680), (28, 717120), (30, 669312), (32, 627480), (35, 573696), (36, 557760), (40, 501984), (42, 478080), (45, 446208), (48, 418320), (54, 371840), (56, 358560), (60, 334656), (63, 318720), (64, 313740), (70, 286848), (72, 278880), (80, 250992), (83, 241920), (84, 239040), (90, 223104), (96, 209160), (105, 191232), (108, 185920), (112, 179280), (120, 167328), (126, 159360), (128, 156870), (135, 148736), (140, 143424), (144, 139440), (160, 125496), (166, 120960), (168, 119520), (180, 111552), (189, 106240), (192, 104580), (210, 95616), (216, 92960), (224, 89640), (240, 83664), (249, 80640), (252, 79680), (256, 78435), (270, 74368), (280, 71712), (288, 69720), (315, 63744), (320, 62748), (332, 60480), (336, 59760), (360, 55776), (378, 53120), (384, 52290), (415, 48384), (420, 47808), (432, 46480), (448, 44820), (480, 41832), (498, 40320), (504, 39840), (540, 37184), (560, 35856), (576, 34860), (581, 34560), (630, 31872), (640, 31374), (664, 30240), (672, 29880), (720, 27888), (747, 26880), (756, 26560), (768, 26145), (830, 24192), (840, 23904), (864, 23240), (896, 22410), (945, 21248), (960, 20916), (996, 20160), (1008, 19920), (1080, 18592), (1120, 17928), (1152, 17430), (1162, 17280), (1245, 16128), (1260, 15936), (1280, 15687), (1328, 15120), (1344, 14940), (1440, 13944), (1494, 13440), (1512, 13280), (1660, 12096), (1680, 11952), (1728, 11620), (1743, 11520), (1792, 11205), (1890, 10624), (1920, 10458), (1992, 10080), (2016, 9960), (2160, 9296), (2240, 8964), (2241, 8960), (2304, 8715), (2324, 8640), (2490, 8064), (2520, 7968), (2656, 7560), (2688, 7470), (2880, 6972), (2905, 6912), (2988, 6720), (3024, 6640), (3320, 6048), (3360, 5976), (3456, 5810), (3486, 5760), (3735, 5376), (3780, 5312), (3840, 5229), (3984, 5040), (4032, 4980), (4320, 4648), (4480, 4482)]