210791812

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 482630400

約数和(自身を除く): 271838588

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 53, 74, 77, 106, 148, 154, 212, 259, 308, 349, 371, 407, 518, 583, 698, 742, 814, 1036, 1166, 1396, 1484, 1628, 1961, 2332, 2443, 2849, 3839, 3922, 4081, 4886, 5698, 7678, 7844, 8162, 9772, 11396, 12913, 13727, 15356, 16324, 18497, 21571, 25826, 26873, 27454, 36994, 43142, 51652, 53746, 54908, 73988, 86284, 90391, 107492, 129479, 142043, 150997, 180782, 203467, 258958, 284086, 301994, 361564, 406934, 517916, 568172, 603988, 684389, 813868, 994301, 1368778, 1424269, 1988602, 2737556, 2848538, 3977204, 4790723, 5697076, 7528279, 9581446, 15056558, 19162892, 30113116, 52697953, 105395906, 210791812]

約数ペア:

[(1, 210791812), (2, 105395906), (4, 52697953), (7, 30113116), (11, 19162892), (14, 15056558), (22, 9581446), (28, 7528279), (37, 5697076), (44, 4790723), (53, 3977204), (74, 2848538), (77, 2737556), (106, 1988602), (148, 1424269), (154, 1368778), (212, 994301), (259, 813868), (308, 684389), (349, 603988), (371, 568172), (407, 517916), (518, 406934), (583, 361564), (698, 301994), (742, 284086), (814, 258958), (1036, 203467), (1166, 180782), (1396, 150997), (1484, 142043), (1628, 129479), (1961, 107492), (2332, 90391), (2443, 86284), (2849, 73988), (3839, 54908), (3922, 53746), (4081, 51652), (4886, 43142), (5698, 36994), (7678, 27454), (7844, 26873), (8162, 25826), (9772, 21571), (11396, 18497), (12913, 16324), (13727, 15356)]