164880688

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 120

約数和(自身を含む): 400755600

約数和(自身を除く): 235874912

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 89, 98, 112, 119, 136, 139, 178, 196, 238, 272, 278, 356, 392, 476, 556, 623, 712, 784, 833, 952, 973, 1112, 1246, 1424, 1513, 1666, 1904, 1946, 2224, 2363, 2492, 3026, 3332, 3892, 4361, 4726, 4984, 6052, 6664, 6811, 7784, 8722, 9452, 9968, 10591, 12104, 12371, 13328, 13622, 15568, 16541, 17444, 18904, 21182, 24208, 24742, 27244, 33082, 34888, 37808, 42364, 49484, 54488, 66164, 69776, 74137, 84728, 86597, 98968, 108976, 115787, 132328, 148274, 169456, 173194, 197936, 210307, 231574, 264656, 296548, 346388, 420614, 463148, 593096, 606179, 692776, 841228, 926296, 1186192, 1212358, 1385552, 1472149, 1682456, 1852592, 2424716, 2944298, 3364912, 4849432, 5888596, 9698864, 10305043, 11777192, 20610086, 23554384, 41220172, 82440344, 164880688]

約数ペア:

[(1, 164880688), (2, 82440344), (4, 41220172), (7, 23554384), (8, 20610086), (14, 11777192), (16, 10305043), (17, 9698864), (28, 5888596), (34, 4849432), (49, 3364912), (56, 2944298), (68, 2424716), (89, 1852592), (98, 1682456), (112, 1472149), (119, 1385552), (136, 1212358), (139, 1186192), (178, 926296), (196, 841228), (238, 692776), (272, 606179), (278, 593096), (356, 463148), (392, 420614), (476, 346388), (556, 296548), (623, 264656), (712, 231574), (784, 210307), (833, 197936), (952, 173194), (973, 169456), (1112, 148274), (1246, 132328), (1424, 115787), (1513, 108976), (1666, 98968), (1904, 86597), (1946, 84728), (2224, 74137), (2363, 69776), (2492, 66164), (3026, 54488), (3332, 49484), (3892, 42364), (4361, 37808), (4726, 34888), (4984, 33082), (6052, 27244), (6664, 24742), (6811, 24208), (7784, 21182), (8722, 18904), (9452, 17444), (9968, 16541), (10591, 15568), (12104, 13622), (12371, 13328)]