31336480

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{571}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 86486400

約数和(自身を除く): 55149920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 571, 686, 784, 980, 1120, 1142, 1372, 1568, 1715, 1960, 2284, 2744, 2855, 3430, 3920, 3997, 4568, 5488, 5710, 6860, 7840, 7994, 9136, 10976, 11420, 13720, 15988, 18272, 19985, 22840, 27440, 27979, 31976, 39970, 45680, 54880, 55958, 63952, 79940, 91360, 111916, 127904, 139895, 159880, 195853, 223832, 279790, 319760, 391706, 447664, 559580, 639520, 783412, 895328, 979265, 1119160, 1566824, 1958530, 2238320, 3133648, 3917060, 4476640, 6267296, 7834120, 15668240, 31336480]

約数ペア:

[(1, 31336480), (2, 15668240), (4, 7834120), (5, 6267296), (7, 4476640), (8, 3917060), (10, 3133648), (14, 2238320), (16, 1958530), (20, 1566824), (28, 1119160), (32, 979265), (35, 895328), (40, 783412), (49, 639520), (56, 559580), (70, 447664), (80, 391706), (98, 319760), (112, 279790), (140, 223832), (160, 195853), (196, 159880), (224, 139895), (245, 127904), (280, 111916), (343, 91360), (392, 79940), (490, 63952), (560, 55958), (571, 54880), (686, 45680), (784, 39970), (980, 31976), (1120, 27979), (1142, 27440), (1372, 22840), (1568, 19985), (1715, 18272), (1960, 15988), (2284, 13720), (2744, 11420), (2855, 10976), (3430, 9136), (3920, 7994), (3997, 7840), (4568, 6860), (5488, 5710)]