77460460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:487

約数の個数: 96

約数和(自身を含む): 204664320

約数和(自身を除く): 127203860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 179, 220, 281, 308, 358, 385, 562, 716, 770, 895, 1124, 1253, 1405, 1540, 1790, 1967, 1969, 2506, 2810, 3091, 3580, 3934, 3938, 5012, 5620, 6182, 6265, 7868, 7876, 9835, 9845, 12364, 12530, 13783, 15455, 19670, 19690, 21637, 25060, 27566, 30910, 39340, 39380, 43274, 50299, 55132, 61820, 68915, 86548, 100598, 108185, 137830, 201196, 216370, 251495, 275660, 352093, 432740, 502990, 553289, 704186, 1005980, 1106578, 1408372, 1760465, 2213156, 2766445, 3520930, 3873023, 5532890, 7041860, 7746046, 11065780, 15492092, 19365115, 38730230, 77460460]

約数ペア:

[(1, 77460460), (2, 38730230), (4, 19365115), (5, 15492092), (7, 11065780), (10, 7746046), (11, 7041860), (14, 5532890), (20, 3873023), (22, 3520930), (28, 2766445), (35, 2213156), (44, 1760465), (55, 1408372), (70, 1106578), (77, 1005980), (110, 704186), (140, 553289), (154, 502990), (179, 432740), (220, 352093), (281, 275660), (308, 251495), (358, 216370), (385, 201196), (562, 137830), (716, 108185), (770, 100598), (895, 86548), (1124, 68915), (1253, 61820), (1405, 55132), (1540, 50299), (1790, 43274), (1967, 39380), (1969, 39340), (2506, 30910), (2810, 27566), (3091, 25060), (3580, 21637), (3934, 19690), (3938, 19670), (5012, 15455), (5620, 13783), (6182, 12530), (6265, 12364), (7868, 9845), (7876, 9835)]