18224640

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{113}}^1$

素因数の和:149

約数の個数: 240

約数和(自身を含む): 72772128

約数和(自身を除く): 54547488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 113, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 226, 240, 252, 256, 280, 288, 315, 320, 336, 339, 360, 384, 420, 448, 452, 480, 504, 512, 560, 565, 576, 630, 640, 672, 678, 720, 768, 791, 840, 896, 904, 960, 1008, 1017, 1120, 1130, 1152, 1260, 1280, 1344, 1356, 1440, 1536, 1582, 1680, 1695, 1792, 1808, 1920, 2016, 2034, 2240, 2260, 2304, 2373, 2520, 2560, 2688, 2712, 2880, 3164, 3360, 3390, 3584, 3616, 3840, 3955, 4032, 4068, 4480, 4520, 4608, 4746, 5040, 5085, 5376, 5424, 5760, 6328, 6720, 6780, 7119, 7232, 7680, 7910, 8064, 8136, 8960, 9040, 9492, 10080, 10170, 10752, 10848, 11520, 11865, 12656, 13440, 13560, 14238, 14464, 15820, 16128, 16272, 17920, 18080, 18984, 20160, 20340, 21696, 23040, 23730, 25312, 26880, 27120, 28476, 28928, 31640, 32256, 32544, 35595, 36160, 37968, 40320, 40680, 43392, 47460, 50624, 53760, 54240, 56952, 57856, 63280, 65088, 71190, 72320, 75936, 80640, 81360, 86784, 94920, 101248, 108480, 113904, 126560, 130176, 142380, 144640, 151872, 161280, 162720, 173568, 189840, 202496, 216960, 227808, 253120, 260352, 284760, 289280, 303744, 325440, 379680, 404992, 433920, 455616, 506240, 520704, 569520, 607488, 650880, 759360, 867840, 911232, 1012480, 1139040, 1214976, 1301760, 1518720, 1822464, 2024960, 2278080, 2603520, 3037440, 3644928, 4556160, 6074880, 9112320, 18224640]

約数ペア:

[(1, 18224640), (2, 9112320), (3, 6074880), (4, 4556160), (5, 3644928), (6, 3037440), (7, 2603520), (8, 2278080), (9, 2024960), (10, 1822464), (12, 1518720), (14, 1301760), (15, 1214976), (16, 1139040), (18, 1012480), (20, 911232), (21, 867840), (24, 759360), (28, 650880), (30, 607488), (32, 569520), (35, 520704), (36, 506240), (40, 455616), (42, 433920), (45, 404992), (48, 379680), (56, 325440), (60, 303744), (63, 289280), (64, 284760), (70, 260352), (72, 253120), (80, 227808), (84, 216960), (90, 202496), (96, 189840), (105, 173568), (112, 162720), (113, 161280), (120, 151872), (126, 144640), (128, 142380), (140, 130176), (144, 126560), (160, 113904), (168, 108480), (180, 101248), (192, 94920), (210, 86784), (224, 81360), (226, 80640), (240, 75936), (252, 72320), (256, 71190), (280, 65088), (288, 63280), (315, 57856), (320, 56952), (336, 54240), (339, 53760), (360, 50624), (384, 47460), (420, 43392), (448, 40680), (452, 40320), (480, 37968), (504, 36160), (512, 35595), (560, 32544), (565, 32256), (576, 31640), (630, 28928), (640, 28476), (672, 27120), (678, 26880), (720, 25312), (768, 23730), (791, 23040), (840, 21696), (896, 20340), (904, 20160), (960, 18984), (1008, 18080), (1017, 17920), (1120, 16272), (1130, 16128), (1152, 15820), (1260, 14464), (1280, 14238), (1344, 13560), (1356, 13440), (1440, 12656), (1536, 11865), (1582, 11520), (1680, 10848), (1695, 10752), (1792, 10170), (1808, 10080), (1920, 9492), (2016, 9040), (2034, 8960), (2240, 8136), (2260, 8064), (2304, 7910), (2373, 7680), (2520, 7232), (2560, 7119), (2688, 6780), (2712, 6720), (2880, 6328), (3164, 5760), (3360, 5424), (3390, 5376), (3584, 5085), (3616, 5040), (3840, 4746), (3955, 4608), (4032, 4520), (4068, 4480)]