381337984

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1103}}^1$

素因数の和:1227

約数の個数: 64

約数和(自身を含む): 791634240

約数和(自身を除く): 410296256

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 73, 74, 128, 146, 148, 292, 296, 584, 592, 1103, 1168, 1184, 2206, 2336, 2368, 2701, 4412, 4672, 4736, 5402, 8824, 9344, 10804, 17648, 21608, 35296, 40811, 43216, 70592, 80519, 81622, 86432, 141184, 161038, 163244, 172864, 322076, 326488, 345728, 644152, 652976, 1288304, 1305952, 2576608, 2611904, 2979203, 5153216, 5223808, 5958406, 10306432, 11916812, 23833624, 47667248, 95334496, 190668992, 381337984]

約数ペア:

[(1, 381337984), (2, 190668992), (4, 95334496), (8, 47667248), (16, 23833624), (32, 11916812), (37, 10306432), (64, 5958406), (73, 5223808), (74, 5153216), (128, 2979203), (146, 2611904), (148, 2576608), (292, 1305952), (296, 1288304), (584, 652976), (592, 644152), (1103, 345728), (1168, 326488), (1184, 322076), (2206, 172864), (2336, 163244), (2368, 161038), (2701, 141184), (4412, 86432), (4672, 81622), (4736, 80519), (5402, 70592), (8824, 43216), (9344, 40811), (10804, 35296), (17648, 21608)]