68156040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:379

約数の個数: 128

約数和(自身を含む): 217728000

約数和(自身を除く): 149571960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 167, 179, 190, 228, 285, 334, 358, 380, 456, 501, 537, 570, 668, 716, 760, 835, 895, 1002, 1074, 1140, 1336, 1432, 1670, 1790, 2004, 2148, 2280, 2505, 2685, 3173, 3340, 3401, 3580, 4008, 4296, 5010, 5370, 6346, 6680, 6802, 7160, 9519, 10020, 10203, 10740, 12692, 13604, 15865, 17005, 19038, 20040, 20406, 21480, 25384, 27208, 29893, 31730, 34010, 38076, 40812, 47595, 51015, 59786, 63460, 68020, 76152, 81624, 89679, 95190, 102030, 119572, 126920, 136040, 149465, 179358, 190380, 204060, 239144, 298930, 358716, 380760, 408120, 448395, 567967, 597860, 717432, 896790, 1135934, 1195720, 1703901, 1793580, 2271868, 2839835, 3407802, 3587160, 4543736, 5679670, 6815604, 8519505, 11359340, 13631208, 17039010, 22718680, 34078020, 68156040]

約数ペア:

[(1, 68156040), (2, 34078020), (3, 22718680), (4, 17039010), (5, 13631208), (6, 11359340), (8, 8519505), (10, 6815604), (12, 5679670), (15, 4543736), (19, 3587160), (20, 3407802), (24, 2839835), (30, 2271868), (38, 1793580), (40, 1703901), (57, 1195720), (60, 1135934), (76, 896790), (95, 717432), (114, 597860), (120, 567967), (152, 448395), (167, 408120), (179, 380760), (190, 358716), (228, 298930), (285, 239144), (334, 204060), (358, 190380), (380, 179358), (456, 149465), (501, 136040), (537, 126920), (570, 119572), (668, 102030), (716, 95190), (760, 89679), (835, 81624), (895, 76152), (1002, 68020), (1074, 63460), (1140, 59786), (1336, 51015), (1432, 47595), (1670, 40812), (1790, 38076), (2004, 34010), (2148, 31730), (2280, 29893), (2505, 27208), (2685, 25384), (3173, 21480), (3340, 20406), (3401, 20040), (3580, 19038), (4008, 17005), (4296, 15865), (5010, 13604), (5370, 12692), (6346, 10740), (6680, 10203), (6802, 10020), (7160, 9519)]