218613760

素因数分解:

$2^{11}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 539655480

約数和(自身を除く): 321041720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 512, 577, 592, 640, 740, 1024, 1154, 1184, 1280, 1480, 2048, 2308, 2368, 2560, 2885, 2960, 4616, 4736, 5120, 5770, 5920, 9232, 9472, 10240, 11540, 11840, 18464, 18944, 21349, 23080, 23680, 36928, 37888, 42698, 46160, 47360, 73856, 75776, 85396, 92320, 94720, 106745, 147712, 170792, 184640, 189440, 213490, 295424, 341584, 369280, 378880, 426980, 590848, 683168, 738560, 853960, 1181696, 1366336, 1477120, 1707920, 2732672, 2954240, 3415840, 5465344, 5908480, 6831680, 10930688, 13663360, 21861376, 27326720, 43722752, 54653440, 109306880, 218613760]

約数ペア:

[(1, 218613760), (2, 109306880), (4, 54653440), (5, 43722752), (8, 27326720), (10, 21861376), (16, 13663360), (20, 10930688), (32, 6831680), (37, 5908480), (40, 5465344), (64, 3415840), (74, 2954240), (80, 2732672), (128, 1707920), (148, 1477120), (160, 1366336), (185, 1181696), (256, 853960), (296, 738560), (320, 683168), (370, 590848), (512, 426980), (577, 378880), (592, 369280), (640, 341584), (740, 295424), (1024, 213490), (1154, 189440), (1184, 184640), (1280, 170792), (1480, 147712), (2048, 106745), (2308, 94720), (2368, 92320), (2560, 85396), (2885, 75776), (2960, 73856), (4616, 47360), (4736, 46160), (5120, 42698), (5770, 37888), (5920, 36928), (9232, 23680), (9472, 23080), (10240, 21349), (11540, 18944), (11840, 18464)]