398176128

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:290

約数の個数: 256

約数和(自身を含む): 1364352000

約数和(自身を除く): 966175872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 109, 112, 126, 128, 144, 151, 168, 189, 192, 216, 218, 224, 252, 288, 302, 327, 336, 378, 384, 432, 436, 448, 453, 504, 576, 604, 654, 672, 756, 763, 864, 872, 896, 906, 981, 1008, 1057, 1152, 1208, 1308, 1344, 1359, 1512, 1526, 1728, 1744, 1812, 1962, 2016, 2114, 2289, 2416, 2616, 2688, 2718, 2943, 3024, 3052, 3171, 3456, 3488, 3624, 3924, 4032, 4077, 4228, 4578, 4832, 5232, 5436, 5886, 6048, 6104, 6342, 6867, 6976, 7248, 7848, 8064, 8154, 8456, 9156, 9513, 9664, 10464, 10872, 11772, 12096, 12208, 12684, 13734, 13952, 14496, 15696, 16308, 16459, 16912, 18312, 19026, 19328, 20601, 20928, 21744, 23544, 24192, 24416, 25368, 27468, 28539, 28992, 31392, 32616, 32918, 33824, 36624, 38052, 41202, 41856, 43488, 47088, 48832, 49377, 50736, 54936, 57078, 57984, 62784, 65232, 65836, 67648, 73248, 76104, 82404, 86976, 94176, 97664, 98754, 101472, 109872, 114156, 115213, 125568, 130464, 131672, 135296, 146496, 148131, 152208, 164808, 173952, 188352, 197508, 202944, 219744, 228312, 230426, 260928, 263344, 292992, 296262, 304416, 329616, 345639, 376704, 395016, 405888, 439488, 444393, 456624, 460852, 521856, 526688, 592524, 608832, 659232, 691278, 790032, 878976, 888786, 913248, 921704, 1036917, 1053376, 1185048, 1217664, 1318464, 1382556, 1580064, 1777572, 1826496, 1843408, 2073834, 2106752, 2370096, 2636928, 2765112, 3110751, 3160128, 3555144, 3652992, 3686816, 4147668, 4740192, 5530224, 6221502, 6320256, 7110288, 7373632, 8295336, 9480384, 11060448, 12443004, 14220576, 14747264, 16590672, 18960768, 22120896, 24886008, 28441152, 33181344, 44241792, 49772016, 56882304, 66362688, 99544032, 132725376, 199088064, 398176128]

約数ペア:

[(1, 398176128), (2, 199088064), (3, 132725376), (4, 99544032), (6, 66362688), (7, 56882304), (8, 49772016), (9, 44241792), (12, 33181344), (14, 28441152), (16, 24886008), (18, 22120896), (21, 18960768), (24, 16590672), (27, 14747264), (28, 14220576), (32, 12443004), (36, 11060448), (42, 9480384), (48, 8295336), (54, 7373632), (56, 7110288), (63, 6320256), (64, 6221502), (72, 5530224), (84, 4740192), (96, 4147668), (108, 3686816), (109, 3652992), (112, 3555144), (126, 3160128), (128, 3110751), (144, 2765112), (151, 2636928), (168, 2370096), (189, 2106752), (192, 2073834), (216, 1843408), (218, 1826496), (224, 1777572), (252, 1580064), (288, 1382556), (302, 1318464), (327, 1217664), (336, 1185048), (378, 1053376), (384, 1036917), (432, 921704), (436, 913248), (448, 888786), (453, 878976), (504, 790032), (576, 691278), (604, 659232), (654, 608832), (672, 592524), (756, 526688), (763, 521856), (864, 460852), (872, 456624), (896, 444393), (906, 439488), (981, 405888), (1008, 395016), (1057, 376704), (1152, 345639), (1208, 329616), (1308, 304416), (1344, 296262), (1359, 292992), (1512, 263344), (1526, 260928), (1728, 230426), (1744, 228312), (1812, 219744), (1962, 202944), (2016, 197508), (2114, 188352), (2289, 173952), (2416, 164808), (2616, 152208), (2688, 148131), (2718, 146496), (2943, 135296), (3024, 131672), (3052, 130464), (3171, 125568), (3456, 115213), (3488, 114156), (3624, 109872), (3924, 101472), (4032, 98754), (4077, 97664), (4228, 94176), (4578, 86976), (4832, 82404), (5232, 76104), (5436, 73248), (5886, 67648), (6048, 65836), (6104, 65232), (6342, 62784), (6867, 57984), (6976, 57078), (7248, 54936), (7848, 50736), (8064, 49377), (8154, 48832), (8456, 47088), (9156, 43488), (9513, 41856), (9664, 41202), (10464, 38052), (10872, 36624), (11772, 33824), (12096, 32918), (12208, 32616), (12684, 31392), (13734, 28992), (13952, 28539), (14496, 27468), (15696, 25368), (16308, 24416), (16459, 24192), (16912, 23544), (18312, 21744), (19026, 20928), (19328, 20601)]