257949120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1879}}^1$

素因数の和:1923

約数の個数: 224

約数和(自身を含む): 962680320

約数和(自身を除く): 704731200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 143, 156, 160, 165, 176, 192, 195, 208, 220, 240, 260, 264, 286, 312, 320, 330, 352, 390, 416, 429, 440, 480, 520, 528, 572, 624, 660, 704, 715, 780, 832, 858, 880, 960, 1040, 1056, 1144, 1248, 1320, 1430, 1560, 1716, 1760, 1879, 2080, 2112, 2145, 2288, 2496, 2640, 2860, 3120, 3432, 3520, 3758, 4160, 4290, 4576, 5280, 5637, 5720, 6240, 6864, 7516, 8580, 9152, 9395, 10560, 11274, 11440, 12480, 13728, 15032, 17160, 18790, 20669, 22548, 22880, 24427, 27456, 28185, 30064, 34320, 37580, 41338, 45096, 45760, 48854, 56370, 60128, 62007, 68640, 73281, 75160, 82676, 90192, 97708, 103345, 112740, 120256, 122135, 124014, 137280, 146562, 150320, 165352, 180384, 195416, 206690, 225480, 244270, 248028, 268697, 293124, 300640, 310035, 330704, 360768, 366405, 390832, 413380, 450960, 488540, 496056, 537394, 586248, 601280, 620070, 661408, 732810, 781664, 806091, 826760, 901920, 977080, 992112, 1074788, 1172496, 1240140, 1322816, 1343485, 1465620, 1563328, 1612182, 1653520, 1803840, 1954160, 1984224, 2149576, 2344992, 2480280, 2686970, 2931240, 3224364, 3307040, 3908320, 3968448, 4030455, 4299152, 4689984, 4960560, 5373940, 5862480, 6448728, 6614080, 7816640, 8060910, 8598304, 9921120, 10747880, 11724960, 12897456, 16121820, 17196608, 19842240, 21495760, 23449920, 25794912, 32243640, 42991520, 51589824, 64487280, 85983040, 128974560, 257949120]

約数ペア:

[(1, 257949120), (2, 128974560), (3, 85983040), (4, 64487280), (5, 51589824), (6, 42991520), (8, 32243640), (10, 25794912), (11, 23449920), (12, 21495760), (13, 19842240), (15, 17196608), (16, 16121820), (20, 12897456), (22, 11724960), (24, 10747880), (26, 9921120), (30, 8598304), (32, 8060910), (33, 7816640), (39, 6614080), (40, 6448728), (44, 5862480), (48, 5373940), (52, 4960560), (55, 4689984), (60, 4299152), (64, 4030455), (65, 3968448), (66, 3908320), (78, 3307040), (80, 3224364), (88, 2931240), (96, 2686970), (104, 2480280), (110, 2344992), (120, 2149576), (130, 1984224), (132, 1954160), (143, 1803840), (156, 1653520), (160, 1612182), (165, 1563328), (176, 1465620), (192, 1343485), (195, 1322816), (208, 1240140), (220, 1172496), (240, 1074788), (260, 992112), (264, 977080), (286, 901920), (312, 826760), (320, 806091), (330, 781664), (352, 732810), (390, 661408), (416, 620070), (429, 601280), (440, 586248), (480, 537394), (520, 496056), (528, 488540), (572, 450960), (624, 413380), (660, 390832), (704, 366405), (715, 360768), (780, 330704), (832, 310035), (858, 300640), (880, 293124), (960, 268697), (1040, 248028), (1056, 244270), (1144, 225480), (1248, 206690), (1320, 195416), (1430, 180384), (1560, 165352), (1716, 150320), (1760, 146562), (1879, 137280), (2080, 124014), (2112, 122135), (2145, 120256), (2288, 112740), (2496, 103345), (2640, 97708), (2860, 90192), (3120, 82676), (3432, 75160), (3520, 73281), (3758, 68640), (4160, 62007), (4290, 60128), (4576, 56370), (5280, 48854), (5637, 45760), (5720, 45096), (6240, 41338), (6864, 37580), (7516, 34320), (8580, 30064), (9152, 28185), (9395, 27456), (10560, 24427), (11274, 22880), (11440, 22548), (12480, 20669), (13728, 18790), (15032, 17160)]