81576120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{967}}^1$

素因数の和:1037

約数の個数: 128

約数和(自身を含む): 264844800

約数和(自身を除く): 183268680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 74, 76, 95, 111, 114, 120, 148, 152, 185, 190, 222, 228, 285, 296, 370, 380, 444, 456, 555, 570, 703, 740, 760, 888, 967, 1110, 1140, 1406, 1480, 1934, 2109, 2220, 2280, 2812, 2901, 3515, 3868, 4218, 4440, 4835, 5624, 5802, 7030, 7736, 8436, 9670, 10545, 11604, 14060, 14505, 16872, 18373, 19340, 21090, 23208, 28120, 29010, 35779, 36746, 38680, 42180, 55119, 58020, 71558, 73492, 84360, 91865, 107337, 110238, 116040, 143116, 146984, 178895, 183730, 214674, 220476, 275595, 286232, 357790, 367460, 429348, 440952, 536685, 551190, 679801, 715580, 734920, 858696, 1073370, 1102380, 1359602, 1431160, 2039403, 2146740, 2204760, 2719204, 3399005, 4078806, 4293480, 5438408, 6798010, 8157612, 10197015, 13596020, 16315224, 20394030, 27192040, 40788060, 81576120]

約数ペア:

[(1, 81576120), (2, 40788060), (3, 27192040), (4, 20394030), (5, 16315224), (6, 13596020), (8, 10197015), (10, 8157612), (12, 6798010), (15, 5438408), (19, 4293480), (20, 4078806), (24, 3399005), (30, 2719204), (37, 2204760), (38, 2146740), (40, 2039403), (57, 1431160), (60, 1359602), (74, 1102380), (76, 1073370), (95, 858696), (111, 734920), (114, 715580), (120, 679801), (148, 551190), (152, 536685), (185, 440952), (190, 429348), (222, 367460), (228, 357790), (285, 286232), (296, 275595), (370, 220476), (380, 214674), (444, 183730), (456, 178895), (555, 146984), (570, 143116), (703, 116040), (740, 110238), (760, 107337), (888, 91865), (967, 84360), (1110, 73492), (1140, 71558), (1406, 58020), (1480, 55119), (1934, 42180), (2109, 38680), (2220, 36746), (2280, 35779), (2812, 29010), (2901, 28120), (3515, 23208), (3868, 21090), (4218, 19340), (4440, 18373), (4835, 16872), (5624, 14505), (5802, 14060), (7030, 11604), (7736, 10545), (8436, 9670)]