162131788

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 398170080

約数和(自身を除く): 236038292

約数列:

[1, 2, 4, 7, 13, 14, 17, 19, 26, 28, 34, 38, 49, 52, 68, 76, 91, 98, 119, 133, 182, 196, 197, 221, 238, 247, 266, 323, 364, 394, 442, 476, 494, 532, 637, 646, 788, 833, 884, 931, 988, 1274, 1292, 1379, 1547, 1666, 1729, 1862, 2261, 2548, 2561, 2758, 3094, 3332, 3349, 3458, 3724, 3743, 4199, 4522, 5122, 5516, 6188, 6698, 6916, 7486, 8398, 9044, 9653, 10244, 10829, 12103, 13396, 14972, 15827, 16796, 17927, 19306, 21658, 23443, 24206, 26201, 29393, 31654, 35854, 38612, 43316, 43537, 46886, 48412, 48659, 52402, 58786, 63308, 63631, 71708, 87074, 93772, 97318, 104804, 117572, 125489, 127262, 164101, 174148, 183407, 194636, 205751, 250978, 254524, 304759, 328202, 340613, 366814, 411502, 445417, 501956, 609518, 656404, 681226, 733628, 823004, 827203, 890834, 1219036, 1362452, 1654406, 1781668, 2133313, 2384291, 3117919, 3308812, 4266626, 4768582, 5790421, 6235838, 8533252, 9537164, 11580842, 12471676, 23161684, 40532947, 81065894, 162131788]

約数ペア:

[(1, 162131788), (2, 81065894), (4, 40532947), (7, 23161684), (13, 12471676), (14, 11580842), (17, 9537164), (19, 8533252), (26, 6235838), (28, 5790421), (34, 4768582), (38, 4266626), (49, 3308812), (52, 3117919), (68, 2384291), (76, 2133313), (91, 1781668), (98, 1654406), (119, 1362452), (133, 1219036), (182, 890834), (196, 827203), (197, 823004), (221, 733628), (238, 681226), (247, 656404), (266, 609518), (323, 501956), (364, 445417), (394, 411502), (442, 366814), (476, 340613), (494, 328202), (532, 304759), (637, 254524), (646, 250978), (788, 205751), (833, 194636), (884, 183407), (931, 174148), (988, 164101), (1274, 127262), (1292, 125489), (1379, 117572), (1547, 104804), (1666, 97318), (1729, 93772), (1862, 87074), (2261, 71708), (2548, 63631), (2561, 63308), (2758, 58786), (3094, 52402), (3332, 48659), (3349, 48412), (3458, 46886), (3724, 43537), (3743, 43316), (4199, 38612), (4522, 35854), (5122, 31654), (5516, 29393), (6188, 26201), (6698, 24206), (6916, 23443), (7486, 21658), (8398, 19306), (9044, 17927), (9653, 16796), (10244, 15827), (10829, 14972), (12103, 13396)]