169534890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1$

素因数の和:625

約数の個数: 128

約数和(自身を含む): 520151040

約数和(自身を除く): 350616150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 271, 315, 331, 378, 542, 630, 662, 813, 945, 993, 1355, 1626, 1655, 1890, 1897, 1986, 2317, 2439, 2710, 2979, 3310, 3794, 4065, 4634, 4878, 4965, 5691, 5958, 6951, 7317, 8130, 8937, 9485, 9930, 11382, 11585, 12195, 13902, 14634, 14895, 17073, 17874, 18970, 20853, 23170, 24390, 28455, 29790, 34146, 34755, 36585, 41706, 44685, 51219, 56910, 62559, 69510, 73170, 85365, 89370, 89701, 102438, 104265, 125118, 170730, 179402, 208530, 256095, 269103, 312795, 448505, 512190, 538206, 625590, 627907, 807309, 897010, 1255814, 1345515, 1614618, 1883721, 2421927, 2691030, 3139535, 3767442, 4036545, 4843854, 5651163, 6279070, 8073090, 9418605, 11302326, 12109635, 16953489, 18837210, 24219270, 28255815, 33906978, 56511630, 84767445, 169534890]

約数ペア:

[(1, 169534890), (2, 84767445), (3, 56511630), (5, 33906978), (6, 28255815), (7, 24219270), (9, 18837210), (10, 16953489), (14, 12109635), (15, 11302326), (18, 9418605), (21, 8073090), (27, 6279070), (30, 5651163), (35, 4843854), (42, 4036545), (45, 3767442), (54, 3139535), (63, 2691030), (70, 2421927), (90, 1883721), (105, 1614618), (126, 1345515), (135, 1255814), (189, 897010), (210, 807309), (270, 627907), (271, 625590), (315, 538206), (331, 512190), (378, 448505), (542, 312795), (630, 269103), (662, 256095), (813, 208530), (945, 179402), (993, 170730), (1355, 125118), (1626, 104265), (1655, 102438), (1890, 89701), (1897, 89370), (1986, 85365), (2317, 73170), (2439, 69510), (2710, 62559), (2979, 56910), (3310, 51219), (3794, 44685), (4065, 41706), (4634, 36585), (4878, 34755), (4965, 34146), (5691, 29790), (5958, 28455), (6951, 24390), (7317, 23170), (8130, 20853), (8937, 18970), (9485, 17874), (9930, 17073), (11382, 14895), (11585, 14634), (12195, 13902)]