20072640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:159

約数の個数: 224

約数和(自身を含む): 76078080

約数和(自身を除く): 56005440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 103, 105, 112, 116, 120, 140, 145, 160, 168, 174, 192, 203, 206, 210, 224, 232, 240, 280, 290, 309, 320, 336, 348, 406, 412, 420, 435, 448, 464, 480, 515, 560, 580, 609, 618, 672, 696, 721, 812, 824, 840, 870, 928, 960, 1015, 1030, 1120, 1160, 1218, 1236, 1344, 1392, 1442, 1545, 1624, 1648, 1680, 1740, 1856, 2030, 2060, 2163, 2240, 2320, 2436, 2472, 2784, 2884, 2987, 3045, 3090, 3248, 3296, 3360, 3480, 3605, 4060, 4120, 4326, 4640, 4872, 4944, 5568, 5768, 5974, 6090, 6180, 6496, 6592, 6720, 6960, 7210, 8120, 8240, 8652, 8961, 9280, 9744, 9888, 10815, 11536, 11948, 12180, 12360, 12992, 13920, 14420, 14935, 16240, 16480, 17304, 17922, 19488, 19776, 20909, 21630, 23072, 23896, 24360, 24720, 27840, 28840, 29870, 32480, 32960, 34608, 35844, 38976, 41818, 43260, 44805, 46144, 47792, 48720, 49440, 57680, 59740, 62727, 64960, 69216, 71688, 83636, 86520, 89610, 95584, 97440, 98880, 104545, 115360, 119480, 125454, 138432, 143376, 167272, 173040, 179220, 191168, 194880, 209090, 230720, 238960, 250908, 286752, 313635, 334544, 346080, 358440, 418180, 477920, 501816, 573504, 627270, 669088, 692160, 716880, 836360, 955840, 1003632, 1254540, 1338176, 1433760, 1672720, 2007264, 2509080, 2867520, 3345440, 4014528, 5018160, 6690880, 10036320, 20072640]

約数ペア:

[(1, 20072640), (2, 10036320), (3, 6690880), (4, 5018160), (5, 4014528), (6, 3345440), (7, 2867520), (8, 2509080), (10, 2007264), (12, 1672720), (14, 1433760), (15, 1338176), (16, 1254540), (20, 1003632), (21, 955840), (24, 836360), (28, 716880), (29, 692160), (30, 669088), (32, 627270), (35, 573504), (40, 501816), (42, 477920), (48, 418180), (56, 358440), (58, 346080), (60, 334544), (64, 313635), (70, 286752), (80, 250908), (84, 238960), (87, 230720), (96, 209090), (103, 194880), (105, 191168), (112, 179220), (116, 173040), (120, 167272), (140, 143376), (145, 138432), (160, 125454), (168, 119480), (174, 115360), (192, 104545), (203, 98880), (206, 97440), (210, 95584), (224, 89610), (232, 86520), (240, 83636), (280, 71688), (290, 69216), (309, 64960), (320, 62727), (336, 59740), (348, 57680), (406, 49440), (412, 48720), (420, 47792), (435, 46144), (448, 44805), (464, 43260), (480, 41818), (515, 38976), (560, 35844), (580, 34608), (609, 32960), (618, 32480), (672, 29870), (696, 28840), (721, 27840), (812, 24720), (824, 24360), (840, 23896), (870, 23072), (928, 21630), (960, 20909), (1015, 19776), (1030, 19488), (1120, 17922), (1160, 17304), (1218, 16480), (1236, 16240), (1344, 14935), (1392, 14420), (1442, 13920), (1545, 12992), (1624, 12360), (1648, 12180), (1680, 11948), (1740, 11536), (1856, 10815), (2030, 9888), (2060, 9744), (2163, 9280), (2240, 8961), (2320, 8652), (2436, 8240), (2472, 8120), (2784, 7210), (2884, 6960), (2987, 6720), (3045, 6592), (3090, 6496), (3248, 6180), (3296, 6090), (3360, 5974), (3480, 5768), (3605, 5568), (4060, 4944), (4120, 4872), (4326, 4640)]