285070240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2797}}^1$

素因数の和:2839

約数の個数: 144

約数和(自身を含む): 843999912

約数和(自身を除く): 558929672

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2548, 2797, 2912, 3185, 3640, 3920, 5096, 5594, 6370, 7280, 7840, 10192, 11188, 12740, 13985, 14560, 19579, 20384, 22376, 25480, 27970, 36361, 39158, 44752, 50960, 55940, 72722, 78316, 89504, 97895, 101920, 111880, 137053, 145444, 156632, 181805, 195790, 223760, 254527, 274106, 290888, 313264, 363610, 391580, 447520, 509054, 548212, 581776, 626528, 685265, 727220, 783160, 1018108, 1096424, 1163552, 1272635, 1370530, 1454440, 1566320, 1781689, 2036216, 2192848, 2545270, 2741060, 2908880, 3132640, 3563378, 4072432, 4385696, 5090540, 5482120, 5817760, 7126756, 8144864, 8908445, 10181080, 10964240, 14253512, 17816890, 20362160, 21928480, 28507024, 35633780, 40724320, 57014048, 71267560, 142535120, 285070240]

約数ペア:

[(1, 285070240), (2, 142535120), (4, 71267560), (5, 57014048), (7, 40724320), (8, 35633780), (10, 28507024), (13, 21928480), (14, 20362160), (16, 17816890), (20, 14253512), (26, 10964240), (28, 10181080), (32, 8908445), (35, 8144864), (40, 7126756), (49, 5817760), (52, 5482120), (56, 5090540), (65, 4385696), (70, 4072432), (80, 3563378), (91, 3132640), (98, 2908880), (104, 2741060), (112, 2545270), (130, 2192848), (140, 2036216), (160, 1781689), (182, 1566320), (196, 1454440), (208, 1370530), (224, 1272635), (245, 1163552), (260, 1096424), (280, 1018108), (364, 783160), (392, 727220), (416, 685265), (455, 626528), (490, 581776), (520, 548212), (560, 509054), (637, 447520), (728, 391580), (784, 363610), (910, 313264), (980, 290888), (1040, 274106), (1120, 254527), (1274, 223760), (1456, 195790), (1568, 181805), (1820, 156632), (1960, 145444), (2080, 137053), (2548, 111880), (2797, 101920), (2912, 97895), (3185, 89504), (3640, 78316), (3920, 72722), (5096, 55940), (5594, 50960), (6370, 44752), (7280, 39158), (7840, 36361), (10192, 27970), (11188, 25480), (12740, 22376), (13985, 20384), (14560, 19579)]