40008960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:201

約数の個数: 216

約数和(自身を含む): 145401984

約数和(自身を除く): 105393024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 151, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 302, 320, 345, 360, 368, 384, 414, 453, 460, 480, 552, 576, 604, 640, 690, 720, 736, 755, 768, 828, 906, 920, 960, 1035, 1104, 1152, 1208, 1280, 1359, 1380, 1440, 1472, 1510, 1656, 1812, 1840, 1920, 2070, 2208, 2265, 2304, 2416, 2718, 2760, 2880, 2944, 3020, 3312, 3473, 3624, 3680, 3840, 4140, 4416, 4530, 4832, 5436, 5520, 5760, 5888, 6040, 6624, 6795, 6946, 7248, 7360, 8280, 8832, 9060, 9664, 10419, 10872, 11040, 11520, 12080, 13248, 13590, 13892, 14496, 14720, 16560, 17365, 17664, 18120, 19328, 20838, 21744, 22080, 24160, 26496, 27180, 27784, 28992, 29440, 31257, 33120, 34730, 36240, 38656, 41676, 43488, 44160, 48320, 52095, 52992, 54360, 55568, 57984, 62514, 66240, 69460, 72480, 83352, 86976, 88320, 96640, 104190, 108720, 111136, 115968, 125028, 132480, 138920, 144960, 156285, 166704, 173952, 193280, 208380, 217440, 222272, 250056, 264960, 277840, 289920, 312570, 333408, 347904, 416760, 434880, 444544, 500112, 555680, 579840, 625140, 666816, 833520, 869760, 889088, 1000224, 1111360, 1250280, 1333632, 1667040, 1739520, 2000448, 2222720, 2500560, 2667264, 3334080, 4000896, 4445440, 5001120, 6668160, 8001792, 10002240, 13336320, 20004480, 40008960]

約数ペア:

[(1, 40008960), (2, 20004480), (3, 13336320), (4, 10002240), (5, 8001792), (6, 6668160), (8, 5001120), (9, 4445440), (10, 4000896), (12, 3334080), (15, 2667264), (16, 2500560), (18, 2222720), (20, 2000448), (23, 1739520), (24, 1667040), (30, 1333632), (32, 1250280), (36, 1111360), (40, 1000224), (45, 889088), (46, 869760), (48, 833520), (60, 666816), (64, 625140), (69, 579840), (72, 555680), (80, 500112), (90, 444544), (92, 434880), (96, 416760), (115, 347904), (120, 333408), (128, 312570), (138, 289920), (144, 277840), (151, 264960), (160, 250056), (180, 222272), (184, 217440), (192, 208380), (207, 193280), (230, 173952), (240, 166704), (256, 156285), (276, 144960), (288, 138920), (302, 132480), (320, 125028), (345, 115968), (360, 111136), (368, 108720), (384, 104190), (414, 96640), (453, 88320), (460, 86976), (480, 83352), (552, 72480), (576, 69460), (604, 66240), (640, 62514), (690, 57984), (720, 55568), (736, 54360), (755, 52992), (768, 52095), (828, 48320), (906, 44160), (920, 43488), (960, 41676), (1035, 38656), (1104, 36240), (1152, 34730), (1208, 33120), (1280, 31257), (1359, 29440), (1380, 28992), (1440, 27784), (1472, 27180), (1510, 26496), (1656, 24160), (1812, 22080), (1840, 21744), (1920, 20838), (2070, 19328), (2208, 18120), (2265, 17664), (2304, 17365), (2416, 16560), (2718, 14720), (2760, 14496), (2880, 13892), (2944, 13590), (3020, 13248), (3312, 12080), (3473, 11520), (3624, 11040), (3680, 10872), (3840, 10419), (4140, 9664), (4416, 9060), (4530, 8832), (4832, 8280), (5436, 7360), (5520, 7248), (5760, 6946), (5888, 6795), (6040, 6624)]