797400320

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 1992286800

約数和(自身を除く): 1194886480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 113, 128, 148, 149, 160, 185, 226, 256, 296, 298, 320, 370, 452, 565, 592, 596, 640, 740, 745, 904, 1130, 1184, 1192, 1280, 1480, 1490, 1808, 2260, 2368, 2384, 2960, 2980, 3616, 4181, 4520, 4736, 4768, 5513, 5920, 5960, 7232, 8362, 9040, 9472, 9536, 11026, 11840, 11920, 14464, 16724, 16837, 18080, 19072, 20905, 22052, 23680, 23840, 27565, 28928, 33448, 33674, 36160, 38144, 41810, 44104, 47360, 47680, 55130, 66896, 67348, 72320, 83620, 84185, 88208, 95360, 110260, 133792, 134696, 144640, 167240, 168370, 176416, 190720, 220520, 267584, 269392, 334480, 336740, 352832, 441040, 535168, 538784, 622969, 668960, 673480, 705664, 882080, 1070336, 1077568, 1245938, 1337920, 1346960, 1411328, 1764160, 2155136, 2491876, 2675840, 2693920, 3114845, 3528320, 4310272, 4983752, 5351680, 5387840, 6229690, 7056640, 9967504, 10775680, 12459380, 19935008, 21551360, 24918760, 39870016, 49837520, 79740032, 99675040, 159480064, 199350080, 398700160, 797400320]

約数ペア:

[(1, 797400320), (2, 398700160), (4, 199350080), (5, 159480064), (8, 99675040), (10, 79740032), (16, 49837520), (20, 39870016), (32, 24918760), (37, 21551360), (40, 19935008), (64, 12459380), (74, 10775680), (80, 9967504), (113, 7056640), (128, 6229690), (148, 5387840), (149, 5351680), (160, 4983752), (185, 4310272), (226, 3528320), (256, 3114845), (296, 2693920), (298, 2675840), (320, 2491876), (370, 2155136), (452, 1764160), (565, 1411328), (592, 1346960), (596, 1337920), (640, 1245938), (740, 1077568), (745, 1070336), (904, 882080), (1130, 705664), (1184, 673480), (1192, 668960), (1280, 622969), (1480, 538784), (1490, 535168), (1808, 441040), (2260, 352832), (2368, 336740), (2384, 334480), (2960, 269392), (2980, 267584), (3616, 220520), (4181, 190720), (4520, 176416), (4736, 168370), (4768, 167240), (5513, 144640), (5920, 134696), (5960, 133792), (7232, 110260), (8362, 95360), (9040, 88208), (9472, 84185), (9536, 83620), (11026, 72320), (11840, 67348), (11920, 66896), (14464, 55130), (16724, 47680), (16837, 47360), (18080, 44104), (19072, 41810), (20905, 38144), (22052, 36160), (23680, 33674), (23840, 33448), (27565, 28928)]