321671872

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2221}}^1$

素因数の和:2337

約数の個数: 56

約数和(自身を含む): 668235392

約数和(自身を除く): 346563520

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 73, 124, 146, 248, 292, 496, 584, 992, 1168, 1984, 2221, 2263, 2336, 4442, 4526, 4672, 8884, 9052, 17768, 18104, 35536, 36208, 68851, 71072, 72416, 137702, 142144, 144832, 162133, 275404, 324266, 550808, 648532, 1101616, 1297064, 2203232, 2594128, 4406464, 5026123, 5188256, 10052246, 10376512, 20104492, 40208984, 80417968, 160835936, 321671872]

約数ペア:

[(1, 321671872), (2, 160835936), (4, 80417968), (8, 40208984), (16, 20104492), (31, 10376512), (32, 10052246), (62, 5188256), (64, 5026123), (73, 4406464), (124, 2594128), (146, 2203232), (248, 1297064), (292, 1101616), (496, 648532), (584, 550808), (992, 324266), (1168, 275404), (1984, 162133), (2221, 144832), (2263, 142144), (2336, 137702), (4442, 72416), (4526, 71072), (4672, 68851), (8884, 36208), (9052, 35536), (17768, 18104)]