198742720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:590

約数の個数: 112

約数和(自身を含む): 521427456

約数和(自身を除く): 322684736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 131, 160, 176, 220, 262, 320, 352, 431, 440, 524, 655, 704, 862, 880, 1048, 1310, 1441, 1724, 1760, 2096, 2155, 2620, 2882, 3448, 3520, 4192, 4310, 4741, 5240, 5764, 6896, 7205, 8384, 8620, 9482, 10480, 11528, 13792, 14410, 17240, 18964, 20960, 23056, 23705, 27584, 28820, 34480, 37928, 41920, 46112, 47410, 56461, 57640, 68960, 75856, 92224, 94820, 112922, 115280, 137920, 151712, 189640, 225844, 230560, 282305, 303424, 379280, 451688, 461120, 564610, 621071, 758560, 903376, 1129220, 1242142, 1517120, 1806752, 2258440, 2484284, 3105355, 3613504, 4516880, 4968568, 6210710, 9033760, 9937136, 12421420, 18067520, 19874272, 24842840, 39748544, 49685680, 99371360, 198742720]

約数ペア:

[(1, 198742720), (2, 99371360), (4, 49685680), (5, 39748544), (8, 24842840), (10, 19874272), (11, 18067520), (16, 12421420), (20, 9937136), (22, 9033760), (32, 6210710), (40, 4968568), (44, 4516880), (55, 3613504), (64, 3105355), (80, 2484284), (88, 2258440), (110, 1806752), (131, 1517120), (160, 1242142), (176, 1129220), (220, 903376), (262, 758560), (320, 621071), (352, 564610), (431, 461120), (440, 451688), (524, 379280), (655, 303424), (704, 282305), (862, 230560), (880, 225844), (1048, 189640), (1310, 151712), (1441, 137920), (1724, 115280), (1760, 112922), (2096, 94820), (2155, 92224), (2620, 75856), (2882, 68960), (3448, 57640), (3520, 56461), (4192, 47410), (4310, 46112), (4741, 41920), (5240, 37928), (5764, 34480), (6896, 28820), (7205, 27584), (8384, 23705), (8620, 23056), (9482, 20960), (10480, 18964), (11528, 17240), (13792, 14410)]