127212904

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:603

約数の個数: 128

約数和(自身を含む): 327801600

約数和(自身を除く): 200588696

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 19, 26, 28, 34, 38, 52, 56, 68, 76, 91, 104, 119, 133, 136, 152, 182, 221, 238, 247, 266, 323, 364, 442, 476, 494, 532, 541, 646, 728, 884, 952, 988, 1064, 1082, 1292, 1547, 1729, 1768, 1976, 2164, 2261, 2584, 3094, 3458, 3787, 4199, 4328, 4522, 6188, 6916, 7033, 7574, 8398, 9044, 9197, 10279, 12376, 13832, 14066, 15148, 16796, 18088, 18394, 20558, 28132, 29393, 30296, 33592, 36788, 41116, 49231, 56264, 58786, 64379, 71953, 73576, 82232, 98462, 117572, 119561, 128758, 133627, 143906, 174743, 196924, 235144, 239122, 257516, 267254, 287812, 349486, 393848, 478244, 515032, 534508, 575624, 698972, 836927, 935389, 956488, 1069016, 1223201, 1397944, 1673854, 1870778, 2271659, 2446402, 3347708, 3741556, 4543318, 4892804, 6695416, 7483112, 9086636, 9785608, 15901613, 18173272, 31803226, 63606452, 127212904]

約数ペア:

[(1, 127212904), (2, 63606452), (4, 31803226), (7, 18173272), (8, 15901613), (13, 9785608), (14, 9086636), (17, 7483112), (19, 6695416), (26, 4892804), (28, 4543318), (34, 3741556), (38, 3347708), (52, 2446402), (56, 2271659), (68, 1870778), (76, 1673854), (91, 1397944), (104, 1223201), (119, 1069016), (133, 956488), (136, 935389), (152, 836927), (182, 698972), (221, 575624), (238, 534508), (247, 515032), (266, 478244), (323, 393848), (364, 349486), (442, 287812), (476, 267254), (494, 257516), (532, 239122), (541, 235144), (646, 196924), (728, 174743), (884, 143906), (952, 133627), (988, 128758), (1064, 119561), (1082, 117572), (1292, 98462), (1547, 82232), (1729, 73576), (1768, 71953), (1976, 64379), (2164, 58786), (2261, 56264), (2584, 49231), (3094, 41116), (3458, 36788), (3787, 33592), (4199, 30296), (4328, 29393), (4522, 28132), (6188, 20558), (6916, 18394), (7033, 18088), (7574, 16796), (8398, 15148), (9044, 14066), (9197, 13832), (10279, 12376)]