261468576

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:779

約数の個数: 144

約数和(自身を含む): 794888640

約数和(自身を除く): 533420064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 71, 72, 76, 96, 114, 142, 144, 152, 171, 213, 228, 284, 288, 304, 342, 426, 456, 568, 608, 639, 673, 684, 852, 912, 1136, 1278, 1346, 1349, 1368, 1704, 1824, 2019, 2272, 2556, 2692, 2698, 2736, 3408, 4038, 4047, 5112, 5384, 5396, 5472, 6057, 6816, 8076, 8094, 10224, 10768, 10792, 12114, 12141, 12787, 16152, 16188, 20448, 21536, 21584, 24228, 24282, 25574, 32304, 32376, 38361, 43168, 47783, 48456, 48564, 51148, 64608, 64752, 76722, 95566, 96912, 97128, 102296, 115083, 129504, 143349, 153444, 191132, 193824, 194256, 204592, 230166, 286698, 306888, 382264, 388512, 409184, 430047, 460332, 573396, 613776, 764528, 860094, 907877, 920664, 1146792, 1227552, 1529056, 1720188, 1815754, 1841328, 2293584, 2723631, 3440376, 3631508, 3682656, 4587168, 5447262, 6880752, 7263016, 8170893, 10894524, 13761504, 14526032, 16341786, 21789048, 29052064, 32683572, 43578096, 65367144, 87156192, 130734288, 261468576]

約数ペア:

[(1, 261468576), (2, 130734288), (3, 87156192), (4, 65367144), (6, 43578096), (8, 32683572), (9, 29052064), (12, 21789048), (16, 16341786), (18, 14526032), (19, 13761504), (24, 10894524), (32, 8170893), (36, 7263016), (38, 6880752), (48, 5447262), (57, 4587168), (71, 3682656), (72, 3631508), (76, 3440376), (96, 2723631), (114, 2293584), (142, 1841328), (144, 1815754), (152, 1720188), (171, 1529056), (213, 1227552), (228, 1146792), (284, 920664), (288, 907877), (304, 860094), (342, 764528), (426, 613776), (456, 573396), (568, 460332), (608, 430047), (639, 409184), (673, 388512), (684, 382264), (852, 306888), (912, 286698), (1136, 230166), (1278, 204592), (1346, 194256), (1349, 193824), (1368, 191132), (1704, 153444), (1824, 143349), (2019, 129504), (2272, 115083), (2556, 102296), (2692, 97128), (2698, 96912), (2736, 95566), (3408, 76722), (4038, 64752), (4047, 64608), (5112, 51148), (5384, 48564), (5396, 48456), (5472, 47783), (6057, 43168), (6816, 38361), (8076, 32376), (8094, 32304), (10224, 25574), (10768, 24282), (10792, 24228), (12114, 21584), (12141, 21536), (12787, 20448), (16152, 16188)]