16542680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 47900160

約数和(自身を除く): 31357480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 41, 44, 55, 56, 70, 77, 82, 88, 110, 131, 140, 154, 164, 205, 220, 262, 280, 287, 308, 328, 385, 410, 440, 451, 524, 574, 616, 655, 770, 820, 902, 917, 1048, 1148, 1310, 1435, 1441, 1540, 1640, 1804, 1834, 2255, 2296, 2620, 2870, 2882, 3080, 3157, 3608, 3668, 4510, 4585, 5240, 5371, 5740, 5764, 6314, 7205, 7336, 9020, 9170, 10087, 10742, 11480, 11528, 12628, 14410, 15785, 18040, 18340, 20174, 21484, 25256, 26855, 28820, 31570, 36680, 37597, 40348, 42968, 50435, 53710, 57640, 59081, 63140, 75194, 80696, 100870, 107420, 118162, 126280, 150388, 187985, 201740, 214840, 236324, 295405, 300776, 375970, 403480, 413567, 472648, 590810, 751940, 827134, 1181620, 1503880, 1654268, 2067835, 2363240, 3308536, 4135670, 8271340, 16542680]

約数ペア:

[(1, 16542680), (2, 8271340), (4, 4135670), (5, 3308536), (7, 2363240), (8, 2067835), (10, 1654268), (11, 1503880), (14, 1181620), (20, 827134), (22, 751940), (28, 590810), (35, 472648), (40, 413567), (41, 403480), (44, 375970), (55, 300776), (56, 295405), (70, 236324), (77, 214840), (82, 201740), (88, 187985), (110, 150388), (131, 126280), (140, 118162), (154, 107420), (164, 100870), (205, 80696), (220, 75194), (262, 63140), (280, 59081), (287, 57640), (308, 53710), (328, 50435), (385, 42968), (410, 40348), (440, 37597), (451, 36680), (524, 31570), (574, 28820), (616, 26855), (655, 25256), (770, 21484), (820, 20174), (902, 18340), (917, 18040), (1048, 15785), (1148, 14410), (1310, 12628), (1435, 11528), (1441, 11480), (1540, 10742), (1640, 10087), (1804, 9170), (1834, 9020), (2255, 7336), (2296, 7205), (2620, 6314), (2870, 5764), (2882, 5740), (3080, 5371), (3157, 5240), (3608, 4585), (3668, 4510)]