638906112

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:375

約数の個数: 216

約数和(自身を含む): 2015539344

約数和(自身を除く): 1376633232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 83, 96, 104, 117, 128, 144, 156, 166, 192, 208, 234, 249, 256, 257, 288, 312, 332, 384, 416, 468, 498, 514, 576, 624, 664, 747, 768, 771, 832, 936, 996, 1028, 1079, 1152, 1248, 1328, 1494, 1542, 1664, 1872, 1992, 2056, 2158, 2304, 2313, 2496, 2656, 2988, 3084, 3237, 3328, 3341, 3744, 3984, 4112, 4316, 4626, 4992, 5312, 5976, 6168, 6474, 6682, 7488, 7968, 8224, 8632, 9252, 9711, 9984, 10023, 10624, 11952, 12336, 12948, 13364, 14976, 15936, 16448, 17264, 18504, 19422, 20046, 21248, 21331, 23904, 24672, 25896, 26728, 29952, 30069, 31872, 32896, 34528, 37008, 38844, 40092, 42662, 47808, 49344, 51792, 53456, 60138, 63744, 63993, 65792, 69056, 74016, 77688, 80184, 85324, 95616, 98688, 103584, 106912, 120276, 127986, 138112, 148032, 155376, 160368, 170648, 191232, 191979, 197376, 207168, 213824, 240552, 255972, 276224, 277303, 296064, 310752, 320736, 341296, 383958, 414336, 427648, 481104, 511944, 554606, 592128, 621504, 641472, 682592, 767916, 828672, 831909, 855296, 962208, 1023888, 1109212, 1243008, 1282944, 1365184, 1535832, 1663818, 1924416, 2047776, 2218424, 2486016, 2495727, 2565888, 2730368, 3071664, 3327636, 3848832, 4095552, 4436848, 4991454, 5460736, 6143328, 6655272, 7697664, 8191104, 8873696, 9982908, 12286656, 13310544, 16382208, 17747392, 19965816, 24573312, 26621088, 35494784, 39931632, 49146624, 53242176, 70989568, 79863264, 106484352, 159726528, 212968704, 319453056, 638906112]

約数ペア:

[(1, 638906112), (2, 319453056), (3, 212968704), (4, 159726528), (6, 106484352), (8, 79863264), (9, 70989568), (12, 53242176), (13, 49146624), (16, 39931632), (18, 35494784), (24, 26621088), (26, 24573312), (32, 19965816), (36, 17747392), (39, 16382208), (48, 13310544), (52, 12286656), (64, 9982908), (72, 8873696), (78, 8191104), (83, 7697664), (96, 6655272), (104, 6143328), (117, 5460736), (128, 4991454), (144, 4436848), (156, 4095552), (166, 3848832), (192, 3327636), (208, 3071664), (234, 2730368), (249, 2565888), (256, 2495727), (257, 2486016), (288, 2218424), (312, 2047776), (332, 1924416), (384, 1663818), (416, 1535832), (468, 1365184), (498, 1282944), (514, 1243008), (576, 1109212), (624, 1023888), (664, 962208), (747, 855296), (768, 831909), (771, 828672), (832, 767916), (936, 682592), (996, 641472), (1028, 621504), (1079, 592128), (1152, 554606), (1248, 511944), (1328, 481104), (1494, 427648), (1542, 414336), (1664, 383958), (1872, 341296), (1992, 320736), (2056, 310752), (2158, 296064), (2304, 277303), (2313, 276224), (2496, 255972), (2656, 240552), (2988, 213824), (3084, 207168), (3237, 197376), (3328, 191979), (3341, 191232), (3744, 170648), (3984, 160368), (4112, 155376), (4316, 148032), (4626, 138112), (4992, 127986), (5312, 120276), (5976, 106912), (6168, 103584), (6474, 98688), (6682, 95616), (7488, 85324), (7968, 80184), (8224, 77688), (8632, 74016), (9252, 69056), (9711, 65792), (9984, 63993), (10023, 63744), (10624, 60138), (11952, 53456), (12336, 51792), (12948, 49344), (13364, 47808), (14976, 42662), (15936, 40092), (16448, 38844), (17264, 37008), (18504, 34528), (19422, 32896), (20046, 31872), (21248, 30069), (21331, 29952), (23904, 26728), (24672, 25896)]