78829240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1087}}^1$

素因数の和:1149

約数の個数: 96

約数和(自身を含む): 212094720

約数和(自身を除く): 133265480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 740, 980, 1036, 1087, 1295, 1480, 1813, 1960, 2072, 2174, 2590, 3626, 4348, 5180, 5435, 7252, 7609, 8696, 9065, 10360, 10870, 14504, 15218, 18130, 21740, 30436, 36260, 38045, 40219, 43480, 53263, 60872, 72520, 76090, 80438, 106526, 152180, 160876, 201095, 213052, 266315, 281533, 304360, 321752, 402190, 426104, 532630, 563066, 804380, 1065260, 1126132, 1407665, 1608760, 1970731, 2130520, 2252264, 2815330, 3941462, 5630660, 7882924, 9853655, 11261320, 15765848, 19707310, 39414620, 78829240]

約数ペア:

[(1, 78829240), (2, 39414620), (4, 19707310), (5, 15765848), (7, 11261320), (8, 9853655), (10, 7882924), (14, 5630660), (20, 3941462), (28, 2815330), (35, 2252264), (37, 2130520), (40, 1970731), (49, 1608760), (56, 1407665), (70, 1126132), (74, 1065260), (98, 804380), (140, 563066), (148, 532630), (185, 426104), (196, 402190), (245, 321752), (259, 304360), (280, 281533), (296, 266315), (370, 213052), (392, 201095), (490, 160876), (518, 152180), (740, 106526), (980, 80438), (1036, 76090), (1087, 72520), (1295, 60872), (1480, 53263), (1813, 43480), (1960, 40219), (2072, 38045), (2174, 36260), (2590, 30436), (3626, 21740), (4348, 18130), (5180, 15218), (5435, 14504), (7252, 10870), (7609, 10360), (8696, 9065)]