40239360

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{499}}^1$

素因数の和:533

約数の個数: 216

約数和(自身を含む): 159432000

約数和(自身を除く): 119192640

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, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 499, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 998, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1497, 1680, 1792, 1920, 1996, 2016, 2240, 2304, 2495, 2520, 2688, 2880, 2994, 3360, 3493, 3840, 3992, 4032, 4480, 4491, 4990, 5040, 5376, 5760, 5988, 6720, 6986, 7485, 7984, 8064, 8960, 8982, 9980, 10080, 10479, 11520, 11976, 13440, 13972, 14970, 15968, 16128, 17465, 17964, 19960, 20160, 20958, 22455, 23952, 26880, 27944, 29940, 31437, 31936, 34930, 35928, 39920, 40320, 41916, 44910, 47904, 52395, 55888, 59880, 62874, 63872, 69860, 71856, 79840, 80640, 83832, 89820, 95808, 104790, 111776, 119760, 125748, 127744, 139720, 143712, 157185, 159680, 167664, 179640, 191616, 209580, 223552, 239520, 251496, 279440, 287424, 314370, 319360, 335328, 359280, 383232, 419160, 447104, 479040, 502992, 558880, 574848, 628740, 638720, 670656, 718560, 838320, 894208, 958080, 1005984, 1117760, 1149696, 1257480, 1341312, 1437120, 1676640, 1916160, 2011968, 2235520, 2514960, 2682624, 2874240, 3353280, 4023936, 4471040, 5029920, 5748480, 6706560, 8047872, 10059840, 13413120, 20119680, 40239360]

約数ペア:

[(1, 40239360), (2, 20119680), (3, 13413120), (4, 10059840), (5, 8047872), (6, 6706560), (7, 5748480), (8, 5029920), (9, 4471040), (10, 4023936), (12, 3353280), (14, 2874240), (15, 2682624), (16, 2514960), (18, 2235520), (20, 2011968), (21, 1916160), (24, 1676640), (28, 1437120), (30, 1341312), (32, 1257480), (35, 1149696), (36, 1117760), (40, 1005984), (42, 958080), (45, 894208), (48, 838320), (56, 718560), (60, 670656), (63, 638720), (64, 628740), (70, 574848), (72, 558880), (80, 502992), (84, 479040), (90, 447104), (96, 419160), (105, 383232), (112, 359280), (120, 335328), (126, 319360), (128, 314370), (140, 287424), (144, 279440), (160, 251496), (168, 239520), (180, 223552), (192, 209580), (210, 191616), (224, 179640), (240, 167664), (252, 159680), (256, 157185), (280, 143712), (288, 139720), (315, 127744), (320, 125748), (336, 119760), (360, 111776), (384, 104790), (420, 95808), (448, 89820), (480, 83832), (499, 80640), (504, 79840), (560, 71856), (576, 69860), (630, 63872), (640, 62874), (672, 59880), (720, 55888), (768, 52395), (840, 47904), (896, 44910), (960, 41916), (998, 40320), (1008, 39920), (1120, 35928), (1152, 34930), (1260, 31936), (1280, 31437), (1344, 29940), (1440, 27944), (1497, 26880), (1680, 23952), (1792, 22455), (1920, 20958), (1996, 20160), (2016, 19960), (2240, 17964), (2304, 17465), (2495, 16128), (2520, 15968), (2688, 14970), (2880, 13972), (2994, 13440), (3360, 11976), (3493, 11520), (3840, 10479), (3992, 10080), (4032, 9980), (4480, 8982), (4491, 8960), (4990, 8064), (5040, 7984), (5376, 7485), (5760, 6986), (5988, 6720)]