261280498716

素因数分解:

$2^2\times 3^3\times {\mathrm{239}}^1\times {\mathrm{401}}^1\times {\mathrm{25243}}^1$

素因数の和:25896

約数の個数: 96

約数和(自身を含む): 681951513600

約数和(自身を除く): 420671014884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 239, 401, 478, 717, 802, 956, 1203, 1434, 1604, 2151, 2406, 2868, 3609, 4302, 4812, 6453, 7218, 8604, 10827, 12906, 14436, 21654, 25243, 25812, 43308, 50486, 75729, 95839, 100972, 151458, 191678, 227187, 287517, 302916, 383356, 454374, 575034, 681561, 862551, 908748, 1150068, 1363122, 1725102, 2587653, 2726244, 3450204, 5175306, 6033077, 10122443, 10350612, 12066154, 18099231, 20244886, 24132308, 30367329, 36198462, 40489772, 54297693, 60734658, 72396924, 91101987, 108595386, 121469316, 162893079, 182203974, 217190772, 273305961, 325786158, 364407948, 546611922, 651572316, 1093223844, 2419263877, 4838527754, 7257791631, 9677055508, 14515583262, 21773374893, 29031166524, 43546749786, 65320124679, 87093499572, 130640249358, 261280498716]

約数ペア:

[(1, 261280498716), (2, 130640249358), (3, 87093499572), (4, 65320124679), (6, 43546749786), (9, 29031166524), (12, 21773374893), (18, 14515583262), (27, 9677055508), (36, 7257791631), (54, 4838527754), (108, 2419263877), (239, 1093223844), (401, 651572316), (478, 546611922), (717, 364407948), (802, 325786158), (956, 273305961), (1203, 217190772), (1434, 182203974), (1604, 162893079), (2151, 121469316), (2406, 108595386), (2868, 91101987), (3609, 72396924), (4302, 60734658), (4812, 54297693), (6453, 40489772), (7218, 36198462), (8604, 30367329), (10827, 24132308), (12906, 20244886), (14436, 18099231), (21654, 12066154), (25243, 10350612), (25812, 10122443), (43308, 6033077), (50486, 5175306), (75729, 3450204), (95839, 2726244), (100972, 2587653), (151458, 1725102), (191678, 1363122), (227187, 1150068), (287517, 908748), (302916, 862551), (383356, 681561), (454374, 575034)]