81983747448

素因数分解:

$2^3\times 3^2\times {\mathrm{109}}^2\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:870

約数の個数: 144

約数和(自身を含む): 225593877600

約数和(自身を除く): 143610130152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 109, 218, 239, 327, 401, 436, 478, 654, 717, 802, 872, 956, 981, 1203, 1308, 1434, 1604, 1912, 1962, 2151, 2406, 2616, 2868, 3208, 3609, 3924, 4302, 4812, 5736, 7218, 7848, 8604, 9624, 11881, 14436, 17208, 23762, 26051, 28872, 35643, 43709, 47524, 52102, 71286, 78153, 87418, 95048, 95839, 104204, 106929, 131127, 142572, 156306, 174836, 191678, 208408, 213858, 234459, 262254, 285144, 287517, 312612, 349672, 383356, 393381, 427716, 468918, 524508, 575034, 625224, 766712, 786762, 855432, 862551, 937836, 1049016, 1150068, 1573524, 1725102, 1875672, 2300136, 2839559, 3147048, 3450204, 4764281, 5679118, 6900408, 8518677, 9528562, 10446451, 11358236, 14292843, 17037354, 19057124, 20892902, 22716472, 25556031, 28585686, 31339353, 34074708, 38114248, 41785804, 42878529, 51112062, 57171372, 62678706, 68149416, 83571608, 85757058, 94018059, 102224124, 114342744, 125357412, 171514116, 188036118, 204448248, 250714824, 343028232, 376072236, 752144472, 1138663159, 2277326318, 3415989477, 4554652636, 6831978954, 9109305272, 10247968431, 13663957908, 20495936862, 27327915816, 40991873724, 81983747448]

約数ペア:

[(1, 81983747448), (2, 40991873724), (3, 27327915816), (4, 20495936862), (6, 13663957908), (8, 10247968431), (9, 9109305272), (12, 6831978954), (18, 4554652636), (24, 3415989477), (36, 2277326318), (72, 1138663159), (109, 752144472), (218, 376072236), (239, 343028232), (327, 250714824), (401, 204448248), (436, 188036118), (478, 171514116), (654, 125357412), (717, 114342744), (802, 102224124), (872, 94018059), (956, 85757058), (981, 83571608), (1203, 68149416), (1308, 62678706), (1434, 57171372), (1604, 51112062), (1912, 42878529), (1962, 41785804), (2151, 38114248), (2406, 34074708), (2616, 31339353), (2868, 28585686), (3208, 25556031), (3609, 22716472), (3924, 20892902), (4302, 19057124), (4812, 17037354), (5736, 14292843), (7218, 11358236), (7848, 10446451), (8604, 9528562), (9624, 8518677), (11881, 6900408), (14436, 5679118), (17208, 4764281), (23762, 3450204), (26051, 3147048), (28872, 2839559), (35643, 2300136), (43709, 1875672), (47524, 1725102), (52102, 1573524), (71286, 1150068), (78153, 1049016), (87418, 937836), (95048, 862551), (95839, 855432), (104204, 786762), (106929, 766712), (131127, 625224), (142572, 575034), (156306, 524508), (174836, 468918), (191678, 427716), (208408, 393381), (213858, 383356), (234459, 349672), (262254, 312612), (285144, 287517)]