665928216

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1087

約数の個数: 160

約数和(自身を含む): 2009335680

約数和(自身を除く): 1343407464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 61, 68, 72, 81, 102, 108, 122, 136, 153, 162, 183, 204, 216, 244, 306, 324, 366, 408, 459, 488, 549, 612, 648, 732, 918, 991, 1037, 1098, 1224, 1377, 1464, 1647, 1836, 1982, 2074, 2196, 2754, 2973, 3111, 3294, 3672, 3964, 4148, 4392, 4941, 5508, 5946, 6222, 6588, 7928, 8296, 8919, 9333, 9882, 11016, 11892, 12444, 13176, 16847, 17838, 18666, 19764, 23784, 24888, 26757, 27999, 33694, 35676, 37332, 39528, 50541, 53514, 55998, 60451, 67388, 71352, 74664, 80271, 83997, 101082, 107028, 111996, 120902, 134776, 151623, 160542, 167994, 181353, 202164, 214056, 223992, 241804, 303246, 321084, 335988, 362706, 404328, 454869, 483608, 544059, 606492, 642168, 671976, 725412, 909738, 1027667, 1088118, 1212984, 1364607, 1450824, 1632177, 1819476, 2055334, 2176236, 2729214, 3083001, 3264354, 3638952, 4110668, 4352472, 4896531, 5458428, 6166002, 6528708, 8221336, 9249003, 9793062, 10916856, 12332004, 13057416, 18498006, 19586124, 24664008, 27747009, 36996012, 39172248, 55494018, 73992024, 83241027, 110988036, 166482054, 221976072, 332964108, 665928216]

約数ペア:

[(1, 665928216), (2, 332964108), (3, 221976072), (4, 166482054), (6, 110988036), (8, 83241027), (9, 73992024), (12, 55494018), (17, 39172248), (18, 36996012), (24, 27747009), (27, 24664008), (34, 19586124), (36, 18498006), (51, 13057416), (54, 12332004), (61, 10916856), (68, 9793062), (72, 9249003), (81, 8221336), (102, 6528708), (108, 6166002), (122, 5458428), (136, 4896531), (153, 4352472), (162, 4110668), (183, 3638952), (204, 3264354), (216, 3083001), (244, 2729214), (306, 2176236), (324, 2055334), (366, 1819476), (408, 1632177), (459, 1450824), (488, 1364607), (549, 1212984), (612, 1088118), (648, 1027667), (732, 909738), (918, 725412), (991, 671976), (1037, 642168), (1098, 606492), (1224, 544059), (1377, 483608), (1464, 454869), (1647, 404328), (1836, 362706), (1982, 335988), (2074, 321084), (2196, 303246), (2754, 241804), (2973, 223992), (3111, 214056), (3294, 202164), (3672, 181353), (3964, 167994), (4148, 160542), (4392, 151623), (4941, 134776), (5508, 120902), (5946, 111996), (6222, 107028), (6588, 101082), (7928, 83997), (8296, 80271), (8919, 74664), (9333, 71352), (9882, 67388), (11016, 60451), (11892, 55998), (12444, 53514), (13176, 50541), (16847, 39528), (17838, 37332), (18666, 35676), (19764, 33694), (23784, 27999), (24888, 26757)]