312455880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{797}}^1$

素因数の和:842

約数の個数: 240

約数和(自身を含む): 1155799260

約数和(自身を除く): 843343380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 121, 132, 135, 162, 165, 180, 198, 216, 220, 242, 264, 270, 297, 324, 330, 360, 363, 396, 405, 440, 484, 495, 540, 594, 605, 648, 660, 726, 792, 797, 810, 891, 968, 990, 1080, 1089, 1188, 1210, 1320, 1452, 1485, 1594, 1620, 1782, 1815, 1980, 2178, 2376, 2391, 2420, 2904, 2970, 3188, 3240, 3267, 3564, 3630, 3960, 3985, 4356, 4455, 4782, 4840, 5445, 5940, 6376, 6534, 7128, 7173, 7260, 7970, 8712, 8767, 8910, 9564, 9801, 10890, 11880, 11955, 13068, 14346, 14520, 15940, 16335, 17534, 17820, 19128, 19602, 21519, 21780, 23910, 26136, 26301, 28692, 31880, 32670, 35068, 35640, 35865, 39204, 43038, 43560, 43835, 47820, 49005, 52602, 57384, 64557, 65340, 70136, 71730, 78408, 78903, 86076, 87670, 95640, 96437, 98010, 105204, 107595, 129114, 130680, 131505, 143460, 157806, 172152, 175340, 192874, 196020, 210408, 215190, 236709, 258228, 263010, 286920, 289311, 315612, 322785, 350680, 385748, 392040, 394515, 430380, 473418, 482185, 516456, 526020, 578622, 631224, 645570, 710127, 771496, 789030, 860760, 867933, 946836, 964370, 1052040, 1157244, 1183545, 1291140, 1420254, 1446555, 1578060, 1735866, 1893672, 1928740, 2314488, 2367090, 2582280, 2603799, 2840508, 2893110, 3156120, 3471732, 3550635, 3857480, 4339665, 4734180, 5207598, 5681016, 5786220, 6943464, 7101270, 7811397, 8679330, 9468360, 10415196, 11572440, 13018995, 14202540, 15622794, 17358660, 20830392, 26037990, 28405080, 31245588, 34717320, 39056985, 52075980, 62491176, 78113970, 104151960, 156227940, 312455880]

約数ペア:

[(1, 312455880), (2, 156227940), (3, 104151960), (4, 78113970), (5, 62491176), (6, 52075980), (8, 39056985), (9, 34717320), (10, 31245588), (11, 28405080), (12, 26037990), (15, 20830392), (18, 17358660), (20, 15622794), (22, 14202540), (24, 13018995), (27, 11572440), (30, 10415196), (33, 9468360), (36, 8679330), (40, 7811397), (44, 7101270), (45, 6943464), (54, 5786220), (55, 5681016), (60, 5207598), (66, 4734180), (72, 4339665), (81, 3857480), (88, 3550635), (90, 3471732), (99, 3156120), (108, 2893110), (110, 2840508), (120, 2603799), (121, 2582280), (132, 2367090), (135, 2314488), (162, 1928740), (165, 1893672), (180, 1735866), (198, 1578060), (216, 1446555), (220, 1420254), (242, 1291140), (264, 1183545), (270, 1157244), (297, 1052040), (324, 964370), (330, 946836), (360, 867933), (363, 860760), (396, 789030), (405, 771496), (440, 710127), (484, 645570), (495, 631224), (540, 578622), (594, 526020), (605, 516456), (648, 482185), (660, 473418), (726, 430380), (792, 394515), (797, 392040), (810, 385748), (891, 350680), (968, 322785), (990, 315612), (1080, 289311), (1089, 286920), (1188, 263010), (1210, 258228), (1320, 236709), (1452, 215190), (1485, 210408), (1594, 196020), (1620, 192874), (1782, 175340), (1815, 172152), (1980, 157806), (2178, 143460), (2376, 131505), (2391, 130680), (2420, 129114), (2904, 107595), (2970, 105204), (3188, 98010), (3240, 96437), (3267, 95640), (3564, 87670), (3630, 86076), (3960, 78903), (3985, 78408), (4356, 71730), (4455, 70136), (4782, 65340), (4840, 64557), (5445, 57384), (5940, 52602), (6376, 49005), (6534, 47820), (7128, 43835), (7173, 43560), (7260, 43038), (7970, 39204), (8712, 35865), (8767, 35640), (8910, 35068), (9564, 32670), (9801, 31880), (10890, 28692), (11880, 26301), (11955, 26136), (13068, 23910), (14346, 21780), (14520, 21519), (15940, 19602), (16335, 19128), (17534, 17820)]