1239600640

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:652

約数の個数: 160

約数和(自身を含む): 3190777920

約数和(自身を除く): 1951177280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 64, 74, 80, 92, 115, 128, 148, 160, 184, 185, 230, 256, 296, 320, 368, 370, 460, 512, 569, 592, 640, 736, 740, 851, 920, 1138, 1184, 1280, 1472, 1480, 1702, 1840, 2276, 2368, 2560, 2845, 2944, 2960, 3404, 3680, 4255, 4552, 4736, 5690, 5888, 5920, 6808, 7360, 8510, 9104, 9472, 11380, 11776, 11840, 13087, 13616, 14720, 17020, 18208, 18944, 21053, 22760, 23680, 26174, 27232, 29440, 34040, 36416, 42106, 45520, 47360, 52348, 54464, 58880, 65435, 68080, 72832, 84212, 91040, 94720, 104696, 105265, 108928, 130870, 136160, 145664, 168424, 182080, 209392, 210530, 217856, 261740, 272320, 291328, 336848, 364160, 418784, 421060, 435712, 484219, 523480, 544640, 673696, 728320, 837568, 842120, 968438, 1046960, 1089280, 1347392, 1456640, 1675136, 1684240, 1936876, 2093920, 2178560, 2421095, 2694784, 3350272, 3368480, 3873752, 4187840, 4842190, 5389568, 6700544, 6736960, 7747504, 8375680, 9684380, 10779136, 13473920, 15495008, 16751360, 19368760, 26947840, 30990016, 33502720, 38737520, 53895680, 61980032, 77475040, 123960064, 154950080, 247920128, 309900160, 619800320, 1239600640]

約数ペア:

[(1, 1239600640), (2, 619800320), (4, 309900160), (5, 247920128), (8, 154950080), (10, 123960064), (16, 77475040), (20, 61980032), (23, 53895680), (32, 38737520), (37, 33502720), (40, 30990016), (46, 26947840), (64, 19368760), (74, 16751360), (80, 15495008), (92, 13473920), (115, 10779136), (128, 9684380), (148, 8375680), (160, 7747504), (184, 6736960), (185, 6700544), (230, 5389568), (256, 4842190), (296, 4187840), (320, 3873752), (368, 3368480), (370, 3350272), (460, 2694784), (512, 2421095), (569, 2178560), (592, 2093920), (640, 1936876), (736, 1684240), (740, 1675136), (851, 1456640), (920, 1347392), (1138, 1089280), (1184, 1046960), (1280, 968438), (1472, 842120), (1480, 837568), (1702, 728320), (1840, 673696), (2276, 544640), (2368, 523480), (2560, 484219), (2845, 435712), (2944, 421060), (2960, 418784), (3404, 364160), (3680, 336848), (4255, 291328), (4552, 272320), (4736, 261740), (5690, 217856), (5888, 210530), (5920, 209392), (6808, 182080), (7360, 168424), (8510, 145664), (9104, 136160), (9472, 130870), (11380, 108928), (11776, 105265), (11840, 104696), (13087, 94720), (13616, 91040), (14720, 84212), (17020, 72832), (18208, 68080), (18944, 65435), (21053, 58880), (22760, 54464), (23680, 52348), (26174, 47360), (27232, 45520), (29440, 42106), (34040, 36416)]