2021878768

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:304

約数の個数: 240

約数和(自身を含む): 5289973920

約数和(自身を除く): 3268095152

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 49, 52, 53, 56, 76, 91, 98, 104, 106, 112, 133, 152, 182, 196, 197, 208, 212, 247, 266, 304, 364, 371, 392, 394, 424, 494, 532, 637, 689, 728, 742, 784, 788, 848, 931, 988, 1007, 1064, 1274, 1378, 1379, 1456, 1484, 1576, 1729, 1862, 1976, 2014, 2128, 2548, 2561, 2597, 2756, 2758, 2968, 3152, 3458, 3724, 3743, 3952, 4028, 4823, 5096, 5122, 5194, 5512, 5516, 5936, 6916, 7049, 7448, 7486, 8056, 9646, 9653, 10192, 10244, 10388, 10441, 11024, 11032, 12103, 13091, 13832, 14098, 14896, 14972, 16112, 17927, 19292, 19306, 20488, 20776, 20882, 22064, 24206, 26182, 26201, 27664, 28196, 29944, 33761, 35854, 38584, 38612, 40976, 41552, 41764, 48412, 48659, 49343, 52364, 52402, 56392, 59888, 67522, 71708, 73087, 77168, 77224, 83528, 91637, 96824, 97318, 98686, 104728, 104804, 112784, 125489, 135044, 135733, 143416, 146174, 154448, 167056, 183274, 183407, 193648, 194636, 197372, 198379, 209456, 209608, 250978, 270088, 271466, 286832, 292348, 340613, 366548, 366814, 389272, 394744, 396758, 419216, 501956, 511609, 540176, 542932, 584696, 641459, 681226, 733096, 733628, 778544, 789488, 793516, 950131, 1003912, 1023218, 1085864, 1169392, 1282918, 1362452, 1388653, 1466192, 1467256, 1587032, 1900262, 2007824, 2046436, 2171728, 2384291, 2565836, 2578927, 2724904, 2777306, 2934512, 3174064, 3800524, 4092872, 4768582, 5131672, 5157854, 5449808, 5554612, 6650917, 7601048, 8185744, 9537164, 9720571, 10263344, 10315708, 11109224, 13301834, 15202096, 18052489, 19074328, 19441142, 20631416, 22218448, 26603668, 36104978, 38148656, 38882284, 41262832, 53207336, 72209956, 77764568, 106414672, 126367423, 144419912, 155529136, 252734846, 288839824, 505469692, 1010939384, 2021878768]

約数ペア:

[(1, 2021878768), (2, 1010939384), (4, 505469692), (7, 288839824), (8, 252734846), (13, 155529136), (14, 144419912), (16, 126367423), (19, 106414672), (26, 77764568), (28, 72209956), (38, 53207336), (49, 41262832), (52, 38882284), (53, 38148656), (56, 36104978), (76, 26603668), (91, 22218448), (98, 20631416), (104, 19441142), (106, 19074328), (112, 18052489), (133, 15202096), (152, 13301834), (182, 11109224), (196, 10315708), (197, 10263344), (208, 9720571), (212, 9537164), (247, 8185744), (266, 7601048), (304, 6650917), (364, 5554612), (371, 5449808), (392, 5157854), (394, 5131672), (424, 4768582), (494, 4092872), (532, 3800524), (637, 3174064), (689, 2934512), (728, 2777306), (742, 2724904), (784, 2578927), (788, 2565836), (848, 2384291), (931, 2171728), (988, 2046436), (1007, 2007824), (1064, 1900262), (1274, 1587032), (1378, 1467256), (1379, 1466192), (1456, 1388653), (1484, 1362452), (1576, 1282918), (1729, 1169392), (1862, 1085864), (1976, 1023218), (2014, 1003912), (2128, 950131), (2548, 793516), (2561, 789488), (2597, 778544), (2756, 733628), (2758, 733096), (2968, 681226), (3152, 641459), (3458, 584696), (3724, 542932), (3743, 540176), (3952, 511609), (4028, 501956), (4823, 419216), (5096, 396758), (5122, 394744), (5194, 389272), (5512, 366814), (5516, 366548), (5936, 340613), (6916, 292348), (7049, 286832), (7448, 271466), (7486, 270088), (8056, 250978), (9646, 209608), (9653, 209456), (10192, 198379), (10244, 197372), (10388, 194636), (10441, 193648), (11024, 183407), (11032, 183274), (12103, 167056), (13091, 154448), (13832, 146174), (14098, 143416), (14896, 135733), (14972, 135044), (16112, 125489), (17927, 112784), (19292, 104804), (19306, 104728), (20488, 98686), (20776, 97318), (20882, 96824), (22064, 91637), (24206, 83528), (26182, 77224), (26201, 77168), (27664, 73087), (28196, 71708), (29944, 67522), (33761, 59888), (35854, 56392), (38584, 52402), (38612, 52364), (40976, 49343), (41552, 48659), (41764, 48412)]