256383270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1811}}^1$

素因数の和:1859

約数の個数: 144

約数和(自身を含む): 789502896

約数和(自身を除く): 533119626

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 121, 130, 143, 165, 195, 198, 234, 242, 286, 330, 363, 390, 429, 495, 585, 605, 715, 726, 858, 990, 1089, 1170, 1210, 1287, 1430, 1573, 1811, 1815, 2145, 2178, 2574, 3146, 3622, 3630, 4290, 4719, 5433, 5445, 6435, 7865, 9055, 9438, 10866, 10890, 12870, 14157, 15730, 16299, 18110, 19921, 23543, 23595, 27165, 28314, 32598, 39842, 47086, 47190, 54330, 59763, 70629, 70785, 81495, 99605, 117715, 119526, 141258, 141570, 162990, 179289, 199210, 211887, 219131, 235430, 258973, 298815, 353145, 358578, 423774, 438262, 517946, 597630, 657393, 706290, 776919, 896445, 1059435, 1095655, 1294865, 1314786, 1553838, 1792890, 1972179, 2118870, 2191310, 2330757, 2589730, 2848703, 3286965, 3884595, 3944358, 4661514, 5697406, 6573930, 7769190, 8546109, 9860895, 11653785, 14243515, 17092218, 19721790, 23307570, 25638327, 28487030, 42730545, 51276654, 85461090, 128191635, 256383270]

約数ペア:

[(1, 256383270), (2, 128191635), (3, 85461090), (5, 51276654), (6, 42730545), (9, 28487030), (10, 25638327), (11, 23307570), (13, 19721790), (15, 17092218), (18, 14243515), (22, 11653785), (26, 9860895), (30, 8546109), (33, 7769190), (39, 6573930), (45, 5697406), (55, 4661514), (65, 3944358), (66, 3884595), (78, 3286965), (90, 2848703), (99, 2589730), (110, 2330757), (117, 2191310), (121, 2118870), (130, 1972179), (143, 1792890), (165, 1553838), (195, 1314786), (198, 1294865), (234, 1095655), (242, 1059435), (286, 896445), (330, 776919), (363, 706290), (390, 657393), (429, 597630), (495, 517946), (585, 438262), (605, 423774), (715, 358578), (726, 353145), (858, 298815), (990, 258973), (1089, 235430), (1170, 219131), (1210, 211887), (1287, 199210), (1430, 179289), (1573, 162990), (1811, 141570), (1815, 141258), (2145, 119526), (2178, 117715), (2574, 99605), (3146, 81495), (3622, 70785), (3630, 70629), (4290, 59763), (4719, 54330), (5433, 47190), (5445, 47086), (6435, 39842), (7865, 32598), (9055, 28314), (9438, 27165), (10866, 23595), (10890, 23543), (12870, 19921), (14157, 18110), (15730, 16299)]