261732816

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:418

約数の個数: 160

約数和(自身を含む): 804055680

約数和(自身を除く): 542322864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 157, 204, 216, 227, 272, 306, 314, 408, 432, 454, 459, 471, 612, 628, 681, 816, 908, 918, 942, 1224, 1256, 1362, 1413, 1816, 1836, 1884, 2043, 2448, 2512, 2669, 2724, 2826, 3632, 3672, 3768, 3859, 4086, 4239, 5338, 5448, 5652, 6129, 7344, 7536, 7718, 8007, 8172, 8478, 10676, 10896, 11304, 11577, 12258, 15436, 16014, 16344, 16956, 21352, 22608, 23154, 24021, 24516, 30872, 32028, 32688, 33912, 34731, 35639, 42704, 46308, 48042, 49032, 61744, 64056, 67824, 69462, 71278, 72063, 92616, 96084, 98064, 104193, 106917, 128112, 138924, 142556, 144126, 185232, 192168, 208386, 213834, 277848, 285112, 288252, 320751, 384336, 416772, 427668, 555696, 570224, 576504, 605863, 641502, 833544, 855336, 962253, 1153008, 1211726, 1283004, 1667088, 1710672, 1817589, 1924506, 2423452, 2566008, 3635178, 3849012, 4846904, 5132016, 5452767, 7270356, 7698024, 9693808, 10905534, 14540712, 15396048, 16358301, 21811068, 29081424, 32716602, 43622136, 65433204, 87244272, 130866408, 261732816]

約数ペア:

[(1, 261732816), (2, 130866408), (3, 87244272), (4, 65433204), (6, 43622136), (8, 32716602), (9, 29081424), (12, 21811068), (16, 16358301), (17, 15396048), (18, 14540712), (24, 10905534), (27, 9693808), (34, 7698024), (36, 7270356), (48, 5452767), (51, 5132016), (54, 4846904), (68, 3849012), (72, 3635178), (102, 2566008), (108, 2423452), (136, 1924506), (144, 1817589), (153, 1710672), (157, 1667088), (204, 1283004), (216, 1211726), (227, 1153008), (272, 962253), (306, 855336), (314, 833544), (408, 641502), (432, 605863), (454, 576504), (459, 570224), (471, 555696), (612, 427668), (628, 416772), (681, 384336), (816, 320751), (908, 288252), (918, 285112), (942, 277848), (1224, 213834), (1256, 208386), (1362, 192168), (1413, 185232), (1816, 144126), (1836, 142556), (1884, 138924), (2043, 128112), (2448, 106917), (2512, 104193), (2669, 98064), (2724, 96084), (2826, 92616), (3632, 72063), (3672, 71278), (3768, 69462), (3859, 67824), (4086, 64056), (4239, 61744), (5338, 49032), (5448, 48042), (5652, 46308), (6129, 42704), (7344, 35639), (7536, 34731), (7718, 33912), (8007, 32688), (8172, 32028), (8478, 30872), (10676, 24516), (10896, 24021), (11304, 23154), (11577, 22608), (12258, 21352), (15436, 16956), (16014, 16344)]