43220440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 110808000

約数和(自身を除く): 67587560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 37, 38, 40, 53, 58, 74, 76, 95, 106, 116, 145, 148, 152, 185, 190, 212, 232, 265, 290, 296, 370, 380, 424, 530, 551, 580, 703, 740, 760, 1007, 1060, 1073, 1102, 1160, 1406, 1480, 1537, 1961, 2014, 2120, 2146, 2204, 2755, 2812, 3074, 3515, 3922, 4028, 4292, 4408, 5035, 5365, 5510, 5624, 6148, 7030, 7685, 7844, 8056, 8584, 9805, 10070, 10730, 11020, 12296, 14060, 15370, 15688, 19610, 20140, 20387, 21460, 22040, 28120, 29203, 30740, 37259, 39220, 40280, 40774, 42920, 56869, 58406, 61480, 74518, 78440, 81548, 101935, 113738, 116812, 146015, 149036, 163096, 186295, 203870, 227476, 233624, 284345, 292030, 298072, 372590, 407740, 454952, 568690, 584060, 745180, 815480, 1080511, 1137380, 1168120, 1490360, 2161022, 2274760, 4322044, 5402555, 8644088, 10805110, 21610220, 43220440]

約数ペア:

[(1, 43220440), (2, 21610220), (4, 10805110), (5, 8644088), (8, 5402555), (10, 4322044), (19, 2274760), (20, 2161022), (29, 1490360), (37, 1168120), (38, 1137380), (40, 1080511), (53, 815480), (58, 745180), (74, 584060), (76, 568690), (95, 454952), (106, 407740), (116, 372590), (145, 298072), (148, 292030), (152, 284345), (185, 233624), (190, 227476), (212, 203870), (232, 186295), (265, 163096), (290, 149036), (296, 146015), (370, 116812), (380, 113738), (424, 101935), (530, 81548), (551, 78440), (580, 74518), (703, 61480), (740, 58406), (760, 56869), (1007, 42920), (1060, 40774), (1073, 40280), (1102, 39220), (1160, 37259), (1406, 30740), (1480, 29203), (1537, 28120), (1961, 22040), (2014, 21460), (2120, 20387), (2146, 20140), (2204, 19610), (2755, 15688), (2812, 15370), (3074, 14060), (3515, 12296), (3922, 11020), (4028, 10730), (4292, 10070), (4408, 9805), (5035, 8584), (5365, 8056), (5510, 7844), (5624, 7685), (6148, 7030)]