15723260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 41610240

約数和(自身を除く): 25886980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 70, 76, 92, 95, 115, 133, 140, 161, 190, 230, 257, 266, 322, 380, 437, 460, 514, 532, 644, 665, 805, 874, 1028, 1285, 1330, 1610, 1748, 1799, 2185, 2570, 2660, 3059, 3220, 3598, 4370, 4883, 5140, 5911, 6118, 7196, 8740, 8995, 9766, 11822, 12236, 15295, 17990, 19532, 23644, 24415, 29555, 30590, 34181, 35980, 41377, 48830, 59110, 61180, 68362, 82754, 97660, 112309, 118220, 136724, 165508, 170905, 206885, 224618, 341810, 413770, 449236, 561545, 683620, 786163, 827540, 1123090, 1572326, 2246180, 3144652, 3930815, 7861630, 15723260]

約数ペア:

[(1, 15723260), (2, 7861630), (4, 3930815), (5, 3144652), (7, 2246180), (10, 1572326), (14, 1123090), (19, 827540), (20, 786163), (23, 683620), (28, 561545), (35, 449236), (38, 413770), (46, 341810), (70, 224618), (76, 206885), (92, 170905), (95, 165508), (115, 136724), (133, 118220), (140, 112309), (161, 97660), (190, 82754), (230, 68362), (257, 61180), (266, 59110), (322, 48830), (380, 41377), (437, 35980), (460, 34181), (514, 30590), (532, 29555), (644, 24415), (665, 23644), (805, 19532), (874, 17990), (1028, 15295), (1285, 12236), (1330, 11822), (1610, 9766), (1748, 8995), (1799, 8740), (2185, 7196), (2570, 6118), (2660, 5911), (3059, 5140), (3220, 4883), (3598, 4370)]