388336256

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:135

約数の個数: 192

約数和(自身を含む): 1020962880

約数和(自身を除く): 632626624

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 41, 44, 56, 62, 64, 77, 82, 88, 112, 124, 128, 154, 164, 176, 217, 224, 248, 287, 308, 328, 341, 352, 434, 448, 451, 496, 574, 616, 656, 682, 704, 868, 896, 902, 961, 992, 1148, 1232, 1271, 1312, 1364, 1408, 1736, 1804, 1922, 1984, 2296, 2387, 2464, 2542, 2624, 2728, 3157, 3472, 3608, 3844, 3968, 4592, 4774, 4928, 5084, 5248, 5456, 6314, 6727, 6944, 7216, 7688, 8897, 9184, 9548, 9856, 10168, 10571, 10912, 12628, 13454, 13888, 13981, 14432, 15376, 17794, 18368, 19096, 20336, 21142, 21824, 25256, 26908, 27776, 27962, 28864, 30752, 35588, 36736, 38192, 39401, 40672, 42284, 43648, 50512, 53816, 55924, 57728, 61504, 71176, 73997, 76384, 78802, 81344, 84568, 97867, 101024, 107632, 111848, 123008, 142352, 147994, 152768, 157604, 162688, 169136, 195734, 202048, 215264, 223696, 275807, 284704, 295988, 305536, 315208, 338272, 391468, 404096, 430528, 433411, 447392, 551614, 569408, 591976, 630416, 676544, 782936, 861056, 866822, 894784, 1103228, 1138816, 1183952, 1260832, 1353088, 1565872, 1733644, 1789568, 2206456, 2367904, 2521664, 3033877, 3131744, 3467288, 4412912, 4735808, 5043328, 6067754, 6263488, 6934576, 8825824, 9471616, 12135508, 12526976, 13869152, 17651648, 24271016, 27738304, 35303296, 48542032, 55476608, 97084064, 194168128, 388336256]

約数ペア:

[(1, 388336256), (2, 194168128), (4, 97084064), (7, 55476608), (8, 48542032), (11, 35303296), (14, 27738304), (16, 24271016), (22, 17651648), (28, 13869152), (31, 12526976), (32, 12135508), (41, 9471616), (44, 8825824), (56, 6934576), (62, 6263488), (64, 6067754), (77, 5043328), (82, 4735808), (88, 4412912), (112, 3467288), (124, 3131744), (128, 3033877), (154, 2521664), (164, 2367904), (176, 2206456), (217, 1789568), (224, 1733644), (248, 1565872), (287, 1353088), (308, 1260832), (328, 1183952), (341, 1138816), (352, 1103228), (434, 894784), (448, 866822), (451, 861056), (496, 782936), (574, 676544), (616, 630416), (656, 591976), (682, 569408), (704, 551614), (868, 447392), (896, 433411), (902, 430528), (961, 404096), (992, 391468), (1148, 338272), (1232, 315208), (1271, 305536), (1312, 295988), (1364, 284704), (1408, 275807), (1736, 223696), (1804, 215264), (1922, 202048), (1984, 195734), (2296, 169136), (2387, 162688), (2464, 157604), (2542, 152768), (2624, 147994), (2728, 142352), (3157, 123008), (3472, 111848), (3608, 107632), (3844, 101024), (3968, 97867), (4592, 84568), (4774, 81344), (4928, 78802), (5084, 76384), (5248, 73997), (5456, 71176), (6314, 61504), (6727, 57728), (6944, 55924), (7216, 53816), (7688, 50512), (8897, 43648), (9184, 42284), (9548, 40672), (9856, 39401), (10168, 38192), (10571, 36736), (10912, 35588), (12628, 30752), (13454, 28864), (13888, 27962), (13981, 27776), (14432, 26908), (15376, 25256), (17794, 21824), (18368, 21142), (19096, 20336)]