201680928

素因数分解:

$2^5\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:261

約数の個数: 240

約数和(自身を含む): 658627200

約数和(自身を除く): 456946272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 23, 24, 27, 32, 34, 36, 46, 48, 51, 54, 68, 69, 72, 81, 92, 96, 102, 108, 136, 138, 144, 153, 162, 184, 199, 204, 207, 216, 272, 276, 288, 306, 324, 368, 391, 398, 408, 414, 432, 459, 544, 552, 597, 612, 621, 648, 736, 782, 796, 816, 828, 864, 918, 1104, 1173, 1194, 1224, 1242, 1296, 1377, 1564, 1592, 1632, 1656, 1791, 1836, 1863, 2208, 2346, 2388, 2448, 2484, 2592, 2754, 3128, 3184, 3312, 3383, 3519, 3582, 3672, 3726, 4577, 4692, 4776, 4896, 4968, 5373, 5508, 6256, 6368, 6624, 6766, 7038, 7164, 7344, 7452, 9154, 9384, 9552, 9936, 10149, 10557, 10746, 11016, 12512, 13532, 13731, 14076, 14328, 14688, 14904, 16119, 18308, 18768, 19104, 19872, 20298, 21114, 21492, 22032, 27064, 27462, 28152, 28656, 29808, 30447, 31671, 32238, 36616, 37536, 40596, 41193, 42228, 42984, 44064, 54128, 54924, 56304, 57312, 59616, 60894, 63342, 64476, 73232, 77809, 81192, 82386, 84456, 85968, 91341, 108256, 109848, 112608, 121788, 123579, 126684, 128952, 146464, 155618, 162384, 164772, 168912, 171936, 182682, 219696, 233427, 243576, 247158, 253368, 257904, 274023, 311236, 324768, 329544, 337824, 365364, 370737, 439392, 466854, 487152, 494316, 506736, 515808, 548046, 622472, 659088, 700281, 730728, 741474, 933708, 974304, 988632, 1013472, 1096092, 1244944, 1318176, 1400562, 1461456, 1482948, 1867416, 1977264, 2100843, 2192184, 2489888, 2801124, 2922912, 2965896, 3734832, 3954528, 4201686, 4384368, 5602248, 5931792, 6302529, 7469664, 8403372, 8768736, 11204496, 11863584, 12605058, 16806744, 22408992, 25210116, 33613488, 50420232, 67226976, 100840464, 201680928]

約数ペア:

[(1, 201680928), (2, 100840464), (3, 67226976), (4, 50420232), (6, 33613488), (8, 25210116), (9, 22408992), (12, 16806744), (16, 12605058), (17, 11863584), (18, 11204496), (23, 8768736), (24, 8403372), (27, 7469664), (32, 6302529), (34, 5931792), (36, 5602248), (46, 4384368), (48, 4201686), (51, 3954528), (54, 3734832), (68, 2965896), (69, 2922912), (72, 2801124), (81, 2489888), (92, 2192184), (96, 2100843), (102, 1977264), (108, 1867416), (136, 1482948), (138, 1461456), (144, 1400562), (153, 1318176), (162, 1244944), (184, 1096092), (199, 1013472), (204, 988632), (207, 974304), (216, 933708), (272, 741474), (276, 730728), (288, 700281), (306, 659088), (324, 622472), (368, 548046), (391, 515808), (398, 506736), (408, 494316), (414, 487152), (432, 466854), (459, 439392), (544, 370737), (552, 365364), (597, 337824), (612, 329544), (621, 324768), (648, 311236), (736, 274023), (782, 257904), (796, 253368), (816, 247158), (828, 243576), (864, 233427), (918, 219696), (1104, 182682), (1173, 171936), (1194, 168912), (1224, 164772), (1242, 162384), (1296, 155618), (1377, 146464), (1564, 128952), (1592, 126684), (1632, 123579), (1656, 121788), (1791, 112608), (1836, 109848), (1863, 108256), (2208, 91341), (2346, 85968), (2388, 84456), (2448, 82386), (2484, 81192), (2592, 77809), (2754, 73232), (3128, 64476), (3184, 63342), (3312, 60894), (3383, 59616), (3519, 57312), (3582, 56304), (3672, 54924), (3726, 54128), (4577, 44064), (4692, 42984), (4776, 42228), (4896, 41193), (4968, 40596), (5373, 37536), (5508, 36616), (6256, 32238), (6368, 31671), (6624, 30447), (6766, 29808), (7038, 28656), (7164, 28152), (7344, 27462), (7452, 27064), (9154, 22032), (9384, 21492), (9552, 21114), (9936, 20298), (10149, 19872), (10557, 19104), (10746, 18768), (11016, 18308), (12512, 16119), (13532, 14904), (13731, 14688), (14076, 14328)]