157658480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1087}}^1$

素因数の和:1151

約数の個数: 120

約数和(自身を含む): 438329088

約数和(自身を除く): 280670608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 740, 784, 980, 1036, 1087, 1295, 1480, 1813, 1960, 2072, 2174, 2590, 2960, 3626, 3920, 4144, 4348, 5180, 5435, 7252, 7609, 8696, 9065, 10360, 10870, 14504, 15218, 17392, 18130, 20720, 21740, 29008, 30436, 36260, 38045, 40219, 43480, 53263, 60872, 72520, 76090, 80438, 86960, 106526, 121744, 145040, 152180, 160876, 201095, 213052, 266315, 281533, 304360, 321752, 402190, 426104, 532630, 563066, 608720, 643504, 804380, 852208, 1065260, 1126132, 1407665, 1608760, 1970731, 2130520, 2252264, 2815330, 3217520, 3941462, 4261040, 4504528, 5630660, 7882924, 9853655, 11261320, 15765848, 19707310, 22522640, 31531696, 39414620, 78829240, 157658480]

約数ペア:

[(1, 157658480), (2, 78829240), (4, 39414620), (5, 31531696), (7, 22522640), (8, 19707310), (10, 15765848), (14, 11261320), (16, 9853655), (20, 7882924), (28, 5630660), (35, 4504528), (37, 4261040), (40, 3941462), (49, 3217520), (56, 2815330), (70, 2252264), (74, 2130520), (80, 1970731), (98, 1608760), (112, 1407665), (140, 1126132), (148, 1065260), (185, 852208), (196, 804380), (245, 643504), (259, 608720), (280, 563066), (296, 532630), (370, 426104), (392, 402190), (490, 321752), (518, 304360), (560, 281533), (592, 266315), (740, 213052), (784, 201095), (980, 160876), (1036, 152180), (1087, 145040), (1295, 121744), (1480, 106526), (1813, 86960), (1960, 80438), (2072, 76090), (2174, 72520), (2590, 60872), (2960, 53263), (3626, 43480), (3920, 40219), (4144, 38045), (4348, 36260), (5180, 30436), (5435, 29008), (7252, 21740), (7609, 20720), (8696, 18130), (9065, 17392), (10360, 15218), (10870, 14504)]