221786560

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5059}}^1$

素因数の和:5213

約数の個数: 56

約数和(自身を含む): 532089360

約数和(自身を除く): 310302800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 320, 548, 685, 1096, 1370, 2192, 2740, 4384, 5059, 5480, 8768, 10118, 10960, 20236, 21920, 25295, 40472, 43840, 50590, 80944, 101180, 161888, 202360, 323776, 404720, 693083, 809440, 1386166, 1618880, 2772332, 3465415, 5544664, 6930830, 11089328, 13861660, 22178656, 27723320, 44357312, 55446640, 110893280, 221786560]

約数ペア:

[(1, 221786560), (2, 110893280), (4, 55446640), (5, 44357312), (8, 27723320), (10, 22178656), (16, 13861660), (20, 11089328), (32, 6930830), (40, 5544664), (64, 3465415), (80, 2772332), (137, 1618880), (160, 1386166), (274, 809440), (320, 693083), (548, 404720), (685, 323776), (1096, 202360), (1370, 161888), (2192, 101180), (2740, 80944), (4384, 50590), (5059, 43840), (5480, 40472), (8768, 25295), (10118, 21920), (10960, 20236)]