678162810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{439}}^1$

素因数の和:712

約数の個数: 128

約数和(自身を含む): 1868106240

約数和(自身を除く): 1189943430

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 233, 255, 390, 439, 442, 466, 510, 663, 699, 878, 1105, 1165, 1317, 1326, 1398, 2195, 2210, 2330, 2634, 3029, 3315, 3495, 3961, 4390, 5707, 6058, 6585, 6630, 6990, 7463, 7922, 9087, 11414, 11883, 13170, 14926, 15145, 17121, 18174, 19805, 22389, 23766, 28535, 30290, 34242, 37315, 39610, 44778, 45435, 51493, 57070, 59415, 74630, 85605, 90870, 97019, 102287, 102986, 111945, 118830, 154479, 171210, 194038, 204574, 223890, 257465, 291057, 306861, 308958, 485095, 511435, 514930, 582114, 613722, 772395, 970190, 1022870, 1329731, 1455285, 1534305, 1544790, 1738879, 2659462, 2910570, 3068610, 3477758, 3989193, 5216637, 6648655, 7978386, 8694395, 10433274, 13297310, 17388790, 19945965, 22605427, 26083185, 39891930, 45210854, 52166370, 67816281, 113027135, 135632562, 226054270, 339081405, 678162810]

約数ペア:

[(1, 678162810), (2, 339081405), (3, 226054270), (5, 135632562), (6, 113027135), (10, 67816281), (13, 52166370), (15, 45210854), (17, 39891930), (26, 26083185), (30, 22605427), (34, 19945965), (39, 17388790), (51, 13297310), (65, 10433274), (78, 8694395), (85, 7978386), (102, 6648655), (130, 5216637), (170, 3989193), (195, 3477758), (221, 3068610), (233, 2910570), (255, 2659462), (390, 1738879), (439, 1544790), (442, 1534305), (466, 1455285), (510, 1329731), (663, 1022870), (699, 970190), (878, 772395), (1105, 613722), (1165, 582114), (1317, 514930), (1326, 511435), (1398, 485095), (2195, 308958), (2210, 306861), (2330, 291057), (2634, 257465), (3029, 223890), (3315, 204574), (3495, 194038), (3961, 171210), (4390, 154479), (5707, 118830), (6058, 111945), (6585, 102986), (6630, 102287), (6990, 97019), (7463, 90870), (7922, 85605), (9087, 74630), (11414, 59415), (11883, 57070), (13170, 51493), (14926, 45435), (15145, 44778), (17121, 39610), (18174, 37315), (19805, 34242), (22389, 30290), (23766, 28535)]