628247808

素因数分解:

$2^8\times 3^2\times {\mathrm{257}}^1\times {\mathrm{1061}}^1$

素因数の和:1340

約数の個数: 108

約数和(自身を含む): 1820155428

約数和(自身を除く): 1191907620

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 257, 288, 384, 514, 576, 768, 771, 1028, 1061, 1152, 1542, 2056, 2122, 2304, 2313, 3084, 3183, 4112, 4244, 4626, 6168, 6366, 8224, 8488, 9252, 9549, 12336, 12732, 16448, 16976, 18504, 19098, 24672, 25464, 32896, 33952, 37008, 38196, 49344, 50928, 65792, 67904, 74016, 76392, 98688, 101856, 135808, 148032, 152784, 197376, 203712, 271616, 272677, 296064, 305568, 407424, 545354, 592128, 611136, 814848, 818031, 1090708, 1222272, 1636062, 2181416, 2444544, 2454093, 3272124, 4362832, 4908186, 6544248, 8725664, 9816372, 13088496, 17451328, 19632744, 26176992, 34902656, 39265488, 52353984, 69805312, 78530976, 104707968, 157061952, 209415936, 314123904, 628247808]

約数ペア:

[(1, 628247808), (2, 314123904), (3, 209415936), (4, 157061952), (6, 104707968), (8, 78530976), (9, 69805312), (12, 52353984), (16, 39265488), (18, 34902656), (24, 26176992), (32, 19632744), (36, 17451328), (48, 13088496), (64, 9816372), (72, 8725664), (96, 6544248), (128, 4908186), (144, 4362832), (192, 3272124), (256, 2454093), (257, 2444544), (288, 2181416), (384, 1636062), (514, 1222272), (576, 1090708), (768, 818031), (771, 814848), (1028, 611136), (1061, 592128), (1152, 545354), (1542, 407424), (2056, 305568), (2122, 296064), (2304, 272677), (2313, 271616), (3084, 203712), (3183, 197376), (4112, 152784), (4244, 148032), (4626, 135808), (6168, 101856), (6366, 98688), (8224, 76392), (8488, 74016), (9252, 67904), (9549, 65792), (12336, 50928), (12732, 49344), (16448, 38196), (16976, 37008), (18504, 33952), (19098, 32896), (24672, 25464)]