272227840

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2473}}^1$

素因数の和:2539

約数の個数: 80

約数和(自身を含む): 668158128

約数和(自身を除く): 395930288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 512, 640, 688, 860, 1280, 1376, 1720, 2473, 2560, 2752, 3440, 4946, 5504, 6880, 9892, 11008, 12365, 13760, 19784, 22016, 24730, 27520, 39568, 49460, 55040, 79136, 98920, 106339, 110080, 158272, 197840, 212678, 316544, 395680, 425356, 531695, 633088, 791360, 850712, 1063390, 1266176, 1582720, 1701424, 2126780, 3165440, 3402848, 4253560, 6330880, 6805696, 8507120, 13611392, 17014240, 27222784, 34028480, 54445568, 68056960, 136113920, 272227840]

約数ペア:

[(1, 272227840), (2, 136113920), (4, 68056960), (5, 54445568), (8, 34028480), (10, 27222784), (16, 17014240), (20, 13611392), (32, 8507120), (40, 6805696), (43, 6330880), (64, 4253560), (80, 3402848), (86, 3165440), (128, 2126780), (160, 1701424), (172, 1582720), (215, 1266176), (256, 1063390), (320, 850712), (344, 791360), (430, 633088), (512, 531695), (640, 425356), (688, 395680), (860, 316544), (1280, 212678), (1376, 197840), (1720, 158272), (2473, 110080), (2560, 106339), (2752, 98920), (3440, 79136), (4946, 55040), (5504, 49460), (6880, 39568), (9892, 27520), (11008, 24730), (12365, 22016), (13760, 19784)]