257682880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8849}}^1$

素因数の和:8886

約数の個数: 112

約数和(自身を含む): 755294400

約数和(自身を除く): 497611520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 5824, 7280, 8849, 14560, 17698, 29120, 35396, 44245, 61943, 70792, 88490, 115037, 123886, 141584, 176980, 230074, 247772, 283168, 309715, 353960, 460148, 495544, 566336, 575185, 619430, 707920, 805259, 920296, 991088, 1150370, 1238860, 1415840, 1610518, 1840592, 1982176, 2300740, 2477720, 2831680, 3221036, 3681184, 3964352, 4026295, 4601480, 4955440, 6442072, 7362368, 8052590, 9202960, 9910880, 12884144, 16105180, 18405920, 19821760, 25768288, 32210360, 36811840, 51536576, 64420720, 128841440, 257682880]

約数ペア:

[(1, 257682880), (2, 128841440), (4, 64420720), (5, 51536576), (7, 36811840), (8, 32210360), (10, 25768288), (13, 19821760), (14, 18405920), (16, 16105180), (20, 12884144), (26, 9910880), (28, 9202960), (32, 8052590), (35, 7362368), (40, 6442072), (52, 4955440), (56, 4601480), (64, 4026295), (65, 3964352), (70, 3681184), (80, 3221036), (91, 2831680), (104, 2477720), (112, 2300740), (130, 1982176), (140, 1840592), (160, 1610518), (182, 1415840), (208, 1238860), (224, 1150370), (260, 991088), (280, 920296), (320, 805259), (364, 707920), (416, 619430), (448, 575185), (455, 566336), (520, 495544), (560, 460148), (728, 353960), (832, 309715), (910, 283168), (1040, 247772), (1120, 230074), (1456, 176980), (1820, 141584), (2080, 123886), (2240, 115037), (2912, 88490), (3640, 70792), (4160, 61943), (5824, 44245), (7280, 35396), (8849, 29120), (14560, 17698)]