207968320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:660

約数の個数: 112

約数和(自身を含む): 569854080

約数和(自身を除く): 361885760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 227, 280, 320, 409, 448, 454, 560, 818, 908, 1120, 1135, 1589, 1636, 1816, 2045, 2240, 2270, 2863, 3178, 3272, 3632, 4090, 4540, 5726, 6356, 6544, 7264, 7945, 8180, 9080, 11452, 12712, 13088, 14315, 14528, 15890, 16360, 18160, 22904, 25424, 26176, 28630, 31780, 32720, 36320, 45808, 50848, 57260, 63560, 65440, 72640, 91616, 92843, 101696, 114520, 127120, 130880, 183232, 185686, 229040, 254240, 371372, 458080, 464215, 508480, 649901, 742744, 916160, 928430, 1299802, 1485488, 1856860, 2599604, 2970976, 3249505, 3713720, 5199208, 5941952, 6499010, 7427440, 10398416, 12998020, 14854880, 20796832, 25996040, 29709760, 41593664, 51992080, 103984160, 207968320]

約数ペア:

[(1, 207968320), (2, 103984160), (4, 51992080), (5, 41593664), (7, 29709760), (8, 25996040), (10, 20796832), (14, 14854880), (16, 12998020), (20, 10398416), (28, 7427440), (32, 6499010), (35, 5941952), (40, 5199208), (56, 3713720), (64, 3249505), (70, 2970976), (80, 2599604), (112, 1856860), (140, 1485488), (160, 1299802), (224, 928430), (227, 916160), (280, 742744), (320, 649901), (409, 508480), (448, 464215), (454, 458080), (560, 371372), (818, 254240), (908, 229040), (1120, 185686), (1135, 183232), (1589, 130880), (1636, 127120), (1816, 114520), (2045, 101696), (2240, 92843), (2270, 91616), (2863, 72640), (3178, 65440), (3272, 63560), (3632, 57260), (4090, 50848), (4540, 45808), (5726, 36320), (6356, 32720), (6544, 31780), (7264, 28630), (7945, 26176), (8180, 25424), (9080, 22904), (11452, 18160), (12712, 16360), (13088, 15890), (14315, 14528)]