128255232

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{23857}}^1$

素因数の和:23883

約数の個数: 72

約数和(自身を含む): 390126016

約数和(自身を除く): 261870784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 5376, 23857, 47714, 71571, 95428, 143142, 166999, 190856, 286284, 333998, 381712, 500997, 572568, 667996, 763424, 1001994, 1145136, 1335992, 1526848, 2003988, 2290272, 2671984, 3053696, 4007976, 4580544, 5343968, 6107392, 8015952, 9161088, 10687936, 16031904, 18322176, 21375872, 32063808, 42751744, 64127616, 128255232]

約数ペア:

[(1, 128255232), (2, 64127616), (3, 42751744), (4, 32063808), (6, 21375872), (7, 18322176), (8, 16031904), (12, 10687936), (14, 9161088), (16, 8015952), (21, 6107392), (24, 5343968), (28, 4580544), (32, 4007976), (42, 3053696), (48, 2671984), (56, 2290272), (64, 2003988), (84, 1526848), (96, 1335992), (112, 1145136), (128, 1001994), (168, 763424), (192, 667996), (224, 572568), (256, 500997), (336, 381712), (384, 333998), (448, 286284), (672, 190856), (768, 166999), (896, 143142), (1344, 95428), (1792, 71571), (2688, 47714), (5376, 23857)]