398028400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12923}}^1$

素因数の和:12959

約数の個数: 120

約数和(自身を含む): 1192316544

約数和(自身を除く): 794288144

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 140, 154, 175, 176, 200, 220, 275, 280, 308, 350, 385, 400, 440, 550, 560, 616, 700, 770, 880, 1100, 1232, 1400, 1540, 1925, 2200, 2800, 3080, 3850, 4400, 6160, 7700, 12923, 15400, 25846, 30800, 51692, 64615, 90461, 103384, 129230, 142153, 180922, 206768, 258460, 284306, 323075, 361844, 452305, 516920, 568612, 646150, 710765, 723688, 904610, 995071, 1033840, 1137224, 1292300, 1421530, 1447376, 1809220, 1990142, 2261525, 2274448, 2584600, 2843060, 3553825, 3618440, 3980284, 4523050, 4975355, 5169200, 5686120, 7107650, 7236880, 7960568, 9046100, 9950710, 11372240, 14215300, 15921136, 18092200, 19901420, 24876775, 28430600, 36184400, 39802840, 49753550, 56861200, 79605680, 99507100, 199014200, 398028400]

約数ペア:

[(1, 398028400), (2, 199014200), (4, 99507100), (5, 79605680), (7, 56861200), (8, 49753550), (10, 39802840), (11, 36184400), (14, 28430600), (16, 24876775), (20, 19901420), (22, 18092200), (25, 15921136), (28, 14215300), (35, 11372240), (40, 9950710), (44, 9046100), (50, 7960568), (55, 7236880), (56, 7107650), (70, 5686120), (77, 5169200), (80, 4975355), (88, 4523050), (100, 3980284), (110, 3618440), (112, 3553825), (140, 2843060), (154, 2584600), (175, 2274448), (176, 2261525), (200, 1990142), (220, 1809220), (275, 1447376), (280, 1421530), (308, 1292300), (350, 1137224), (385, 1033840), (400, 995071), (440, 904610), (550, 723688), (560, 710765), (616, 646150), (700, 568612), (770, 516920), (880, 452305), (1100, 361844), (1232, 323075), (1400, 284306), (1540, 258460), (1925, 206768), (2200, 180922), (2800, 142153), (3080, 129230), (3850, 103384), (4400, 90461), (6160, 64615), (7700, 51692), (12923, 30800), (15400, 25846)]