128841440

素因数分解:

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

素因数の和:8884

約数の個数: 96

約数和(自身を含む): 374673600

約数和(自身を除く): 245832160

約数列:

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

約数ペア:

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