40354560

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 216

約数和(自身を含む): 145401984

約数和(自身を除く): 105047424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 113, 120, 124, 128, 144, 155, 160, 180, 186, 192, 226, 240, 248, 256, 279, 288, 310, 320, 339, 360, 372, 384, 452, 465, 480, 496, 558, 565, 576, 620, 640, 678, 720, 744, 768, 904, 930, 960, 992, 1017, 1116, 1130, 1152, 1240, 1280, 1356, 1395, 1440, 1488, 1695, 1808, 1860, 1920, 1984, 2034, 2232, 2260, 2304, 2480, 2712, 2790, 2880, 2976, 3390, 3503, 3616, 3720, 3840, 3968, 4068, 4464, 4520, 4960, 5085, 5424, 5580, 5760, 5952, 6780, 7006, 7232, 7440, 7936, 8136, 8928, 9040, 9920, 10170, 10509, 10848, 11160, 11520, 11904, 13560, 14012, 14464, 14880, 16272, 17515, 17856, 18080, 19840, 20340, 21018, 21696, 22320, 23808, 27120, 28024, 28928, 29760, 31527, 32544, 35030, 35712, 36160, 39680, 40680, 42036, 43392, 44640, 52545, 54240, 56048, 59520, 63054, 65088, 70060, 71424, 72320, 81360, 84072, 86784, 89280, 105090, 108480, 112096, 119040, 126108, 130176, 140120, 144640, 157635, 162720, 168144, 178560, 210180, 216960, 224192, 252216, 260352, 280240, 315270, 325440, 336288, 357120, 420360, 433920, 448384, 504432, 560480, 630540, 650880, 672576, 840720, 896768, 1008864, 1120960, 1261080, 1301760, 1345152, 1681440, 2017728, 2241920, 2522160, 2690304, 3362880, 4035456, 4483840, 5044320, 6725760, 8070912, 10088640, 13451520, 20177280, 40354560]

約数ペア:

[(1, 40354560), (2, 20177280), (3, 13451520), (4, 10088640), (5, 8070912), (6, 6725760), (8, 5044320), (9, 4483840), (10, 4035456), (12, 3362880), (15, 2690304), (16, 2522160), (18, 2241920), (20, 2017728), (24, 1681440), (30, 1345152), (31, 1301760), (32, 1261080), (36, 1120960), (40, 1008864), (45, 896768), (48, 840720), (60, 672576), (62, 650880), (64, 630540), (72, 560480), (80, 504432), (90, 448384), (93, 433920), (96, 420360), (113, 357120), (120, 336288), (124, 325440), (128, 315270), (144, 280240), (155, 260352), (160, 252216), (180, 224192), (186, 216960), (192, 210180), (226, 178560), (240, 168144), (248, 162720), (256, 157635), (279, 144640), (288, 140120), (310, 130176), (320, 126108), (339, 119040), (360, 112096), (372, 108480), (384, 105090), (452, 89280), (465, 86784), (480, 84072), (496, 81360), (558, 72320), (565, 71424), (576, 70060), (620, 65088), (640, 63054), (678, 59520), (720, 56048), (744, 54240), (768, 52545), (904, 44640), (930, 43392), (960, 42036), (992, 40680), (1017, 39680), (1116, 36160), (1130, 35712), (1152, 35030), (1240, 32544), (1280, 31527), (1356, 29760), (1395, 28928), (1440, 28024), (1488, 27120), (1695, 23808), (1808, 22320), (1860, 21696), (1920, 21018), (1984, 20340), (2034, 19840), (2232, 18080), (2260, 17856), (2304, 17515), (2480, 16272), (2712, 14880), (2790, 14464), (2880, 14012), (2976, 13560), (3390, 11904), (3503, 11520), (3616, 11160), (3720, 10848), (3840, 10509), (3968, 10170), (4068, 9920), (4464, 9040), (4520, 8928), (4960, 8136), (5085, 7936), (5424, 7440), (5580, 7232), (5760, 7006), (5952, 6780)]