71396640

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{787}}^1$

素因数の和:821

約数の個数: 240

約数和(自身を含む): 288332352

約数和(自身を除く): 216935712

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 787, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1574, 1620, 1680, 1890, 2016, 2160, 2268, 2361, 2520, 2592, 2835, 3024, 3148, 3240, 3360, 3780, 3935, 4320, 4536, 4722, 5040, 5509, 5670, 6048, 6296, 6480, 7083, 7560, 7870, 9072, 9444, 10080, 11018, 11340, 11805, 12592, 12960, 14166, 15120, 15740, 16527, 18144, 18888, 21249, 22036, 22680, 23610, 25184, 27545, 28332, 30240, 31480, 33054, 35415, 37776, 42498, 44072, 45360, 47220, 49581, 55090, 56664, 62960, 63747, 66108, 70830, 75552, 82635, 84996, 88144, 90720, 94440, 99162, 106245, 110180, 113328, 125920, 127494, 132216, 141660, 148743, 165270, 169992, 176288, 188880, 198324, 212490, 220360, 226656, 247905, 254988, 264432, 283320, 297486, 318735, 330540, 339984, 377760, 396648, 424980, 440720, 446229, 495810, 509976, 528864, 566640, 594972, 637470, 661080, 679968, 743715, 793296, 849960, 881440, 892458, 991620, 1019952, 1133280, 1189944, 1274940, 1322160, 1487430, 1586592, 1699920, 1784916, 1983240, 2039904, 2231145, 2379888, 2549880, 2644320, 2974860, 3399840, 3569832, 3966480, 4462290, 4759776, 5099760, 5949720, 7139664, 7932960, 8924580, 10199520, 11899440, 14279328, 17849160, 23798880, 35698320, 71396640]

約数ペア:

[(1, 71396640), (2, 35698320), (3, 23798880), (4, 17849160), (5, 14279328), (6, 11899440), (7, 10199520), (8, 8924580), (9, 7932960), (10, 7139664), (12, 5949720), (14, 5099760), (15, 4759776), (16, 4462290), (18, 3966480), (20, 3569832), (21, 3399840), (24, 2974860), (27, 2644320), (28, 2549880), (30, 2379888), (32, 2231145), (35, 2039904), (36, 1983240), (40, 1784916), (42, 1699920), (45, 1586592), (48, 1487430), (54, 1322160), (56, 1274940), (60, 1189944), (63, 1133280), (70, 1019952), (72, 991620), (80, 892458), (81, 881440), (84, 849960), (90, 793296), (96, 743715), (105, 679968), (108, 661080), (112, 637470), (120, 594972), (126, 566640), (135, 528864), (140, 509976), (144, 495810), (160, 446229), (162, 440720), (168, 424980), (180, 396648), (189, 377760), (210, 339984), (216, 330540), (224, 318735), (240, 297486), (252, 283320), (270, 264432), (280, 254988), (288, 247905), (315, 226656), (324, 220360), (336, 212490), (360, 198324), (378, 188880), (405, 176288), (420, 169992), (432, 165270), (480, 148743), (504, 141660), (540, 132216), (560, 127494), (567, 125920), (630, 113328), (648, 110180), (672, 106245), (720, 99162), (756, 94440), (787, 90720), (810, 88144), (840, 84996), (864, 82635), (945, 75552), (1008, 70830), (1080, 66108), (1120, 63747), (1134, 62960), (1260, 56664), (1296, 55090), (1440, 49581), (1512, 47220), (1574, 45360), (1620, 44072), (1680, 42498), (1890, 37776), (2016, 35415), (2160, 33054), (2268, 31480), (2361, 30240), (2520, 28332), (2592, 27545), (2835, 25184), (3024, 23610), (3148, 22680), (3240, 22036), (3360, 21249), (3780, 18888), (3935, 18144), (4320, 16527), (4536, 15740), (4722, 15120), (5040, 14166), (5509, 12960), (5670, 12592), (6048, 11805), (6296, 11340), (6480, 11018), (7083, 10080), (7560, 9444), (7870, 9072)]