257511312

素因数分解:

$2^4\times 3^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 200

約数和(自身を含む): 797252544

約数和(自身を除く): 539741232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 53, 54, 69, 72, 81, 92, 106, 108, 138, 144, 159, 162, 163, 184, 207, 212, 216, 276, 318, 324, 326, 368, 414, 424, 432, 477, 489, 552, 621, 636, 648, 652, 828, 848, 954, 978, 1104, 1219, 1242, 1272, 1296, 1304, 1431, 1467, 1656, 1863, 1908, 1956, 2438, 2484, 2544, 2608, 2862, 2934, 3312, 3657, 3726, 3749, 3816, 3912, 4293, 4401, 4876, 4968, 5724, 5868, 7314, 7452, 7498, 7632, 7824, 8586, 8639, 8802, 9752, 9936, 10971, 11247, 11448, 11736, 13203, 14628, 14904, 14996, 17172, 17278, 17604, 19504, 21942, 22494, 22896, 23472, 25917, 26406, 29256, 29808, 29992, 32913, 33741, 34344, 34556, 35208, 43884, 44988, 51834, 52812, 58512, 59984, 65826, 67482, 68688, 69112, 70416, 77751, 87768, 89976, 98739, 101223, 103668, 105624, 131652, 134964, 138224, 155502, 175536, 179952, 197478, 198697, 202446, 207336, 211248, 233253, 263304, 269928, 303669, 311004, 394956, 397394, 404892, 414672, 466506, 526608, 539856, 596091, 607338, 622008, 699759, 789912, 794788, 809784, 933012, 1192182, 1214676, 1244016, 1399518, 1579824, 1589576, 1619568, 1788273, 1866024, 2384364, 2429352, 2799036, 3179152, 3576546, 3732048, 4768728, 4858704, 5364819, 5598072, 7153092, 9537456, 10729638, 11196144, 14306184, 16094457, 21459276, 28612368, 32188914, 42918552, 64377828, 85837104, 128755656, 257511312]

約数ペア:

[(1, 257511312), (2, 128755656), (3, 85837104), (4, 64377828), (6, 42918552), (8, 32188914), (9, 28612368), (12, 21459276), (16, 16094457), (18, 14306184), (23, 11196144), (24, 10729638), (27, 9537456), (36, 7153092), (46, 5598072), (48, 5364819), (53, 4858704), (54, 4768728), (69, 3732048), (72, 3576546), (81, 3179152), (92, 2799036), (106, 2429352), (108, 2384364), (138, 1866024), (144, 1788273), (159, 1619568), (162, 1589576), (163, 1579824), (184, 1399518), (207, 1244016), (212, 1214676), (216, 1192182), (276, 933012), (318, 809784), (324, 794788), (326, 789912), (368, 699759), (414, 622008), (424, 607338), (432, 596091), (477, 539856), (489, 526608), (552, 466506), (621, 414672), (636, 404892), (648, 397394), (652, 394956), (828, 311004), (848, 303669), (954, 269928), (978, 263304), (1104, 233253), (1219, 211248), (1242, 207336), (1272, 202446), (1296, 198697), (1304, 197478), (1431, 179952), (1467, 175536), (1656, 155502), (1863, 138224), (1908, 134964), (1956, 131652), (2438, 105624), (2484, 103668), (2544, 101223), (2608, 98739), (2862, 89976), (2934, 87768), (3312, 77751), (3657, 70416), (3726, 69112), (3749, 68688), (3816, 67482), (3912, 65826), (4293, 59984), (4401, 58512), (4876, 52812), (4968, 51834), (5724, 44988), (5868, 43884), (7314, 35208), (7452, 34556), (7498, 34344), (7632, 33741), (7824, 32913), (8586, 29992), (8639, 29808), (8802, 29256), (9752, 26406), (9936, 25917), (10971, 23472), (11247, 22896), (11448, 22494), (11736, 21942), (13203, 19504), (14628, 17604), (14904, 17278), (14996, 17172)]