1661655981024

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{431}}^1$

素因数の和:872

約数の個数: 768

約数和(自身を含む): 5646958571520

約数和(自身を除く): 3985302590496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 27, 32, 34, 36, 39, 48, 51, 52, 54, 61, 68, 72, 78, 96, 102, 104, 108, 117, 122, 136, 144, 153, 156, 183, 204, 208, 216, 221, 234, 244, 272, 288, 306, 312, 331, 351, 366, 408, 416, 431, 432, 442, 459, 468, 488, 544, 549, 612, 624, 662, 663, 702, 732, 793, 816, 862, 864, 884, 918, 936, 976, 993, 1037, 1098, 1224, 1248, 1293, 1324, 1326, 1404, 1464, 1586, 1632, 1647, 1724, 1768, 1836, 1872, 1952, 1986, 1989, 2074, 2196, 2379, 2448, 2586, 2648, 2652, 2808, 2928, 2979, 3111, 3172, 3294, 3448, 3536, 3672, 3744, 3879, 3972, 3978, 4148, 4303, 4392, 4758, 4896, 5172, 5296, 5304, 5603, 5616, 5627, 5856, 5958, 5967, 6222, 6344, 6588, 6896, 7072, 7137, 7327, 7344, 7758, 7944, 7956, 8296, 8606, 8784, 8937, 9333, 9516, 10344, 10592, 10608, 11206, 11232, 11254, 11637, 11916, 11934, 12444, 12688, 12909, 13176, 13481, 13792, 14274, 14654, 14688, 15516, 15888, 15912, 16592, 16809, 16881, 17212, 17568, 17874, 18666, 19032, 20191, 20688, 21216, 21411, 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約数ペア:

[(1, 1661655981024), (2, 830827990512), (3, 553885327008), (4, 415413995256), (6, 276942663504), (8, 207706997628), (9, 184628442336), (12, 138471331752), (13, 127819690848), (16, 103853498814), (17, 97744469472), (18, 92314221168), (24, 69235665876), (26, 63909845424), (27, 61542814112), (32, 51926749407), (34, 48872234736), (36, 46157110584), (39, 42606563616), (48, 34617832938), (51, 32581489824), (52, 31954922712), (54, 30771407056), (61, 27240261984), (68, 24436117368), (72, 23078555292), (78, 21303281808), (96, 17308916469), (102, 16290744912), (104, 15977461356), (108, 15385703528), (117, 14202187872), (122, 13620130992), (136, 12218058684), (144, 11539277646), (153, 10860496608), (156, 10651640904), (183, 9080087328), (204, 8145372456), (208, 7988730678), (216, 7692851764), (221, 7518805344), (234, 7101093936), (244, 6810065496), (272, 6109029342), (288, 5769638823), (306, 5430248304), (312, 5325820452), (331, 5020108704), (351, 4734062624), (366, 4540043664), (408, 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