209345004

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 144

約数和(自身を含む): 618692256

約数和(自身を除く): 409347252

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 121, 132, 153, 187, 198, 204, 242, 257, 306, 363, 374, 396, 484, 514, 561, 612, 726, 748, 771, 1028, 1089, 1122, 1331, 1452, 1542, 1683, 2057, 2178, 2244, 2313, 2662, 2827, 3084, 3366, 3993, 4114, 4356, 4369, 4626, 5324, 5654, 6171, 6732, 7986, 8228, 8481, 8738, 9252, 11308, 11979, 12342, 13107, 15972, 16962, 17476, 18513, 22627, 23958, 24684, 25443, 26214, 31097, 33924, 37026, 39321, 45254, 47916, 48059, 50886, 52428, 62194, 67881, 74052, 78642, 90508, 93291, 96118, 101772, 124388, 135762, 144177, 157284, 186582, 192236, 203643, 271524, 279873, 288354, 342067, 373164, 407286, 432531, 528649, 559746, 576708, 684134, 814572, 865062, 1026201, 1057298, 1119492, 1368268, 1585947, 1730124, 2052402, 2114596, 3078603, 3171894, 4104804, 4757841, 5815139, 6157206, 6343788, 9515682, 11630278, 12314412, 17445417, 19031364, 23260556, 34890834, 52336251, 69781668, 104672502, 209345004]

約数ペア:

[(1, 209345004), (2, 104672502), (3, 69781668), (4, 52336251), (6, 34890834), (9, 23260556), (11, 19031364), (12, 17445417), (17, 12314412), (18, 11630278), (22, 9515682), (33, 6343788), (34, 6157206), (36, 5815139), (44, 4757841), (51, 4104804), (66, 3171894), (68, 3078603), (99, 2114596), (102, 2052402), (121, 1730124), (132, 1585947), (153, 1368268), (187, 1119492), (198, 1057298), (204, 1026201), (242, 865062), (257, 814572), (306, 684134), (363, 576708), (374, 559746), (396, 528649), (484, 432531), (514, 407286), (561, 373164), (612, 342067), (726, 288354), (748, 279873), (771, 271524), (1028, 203643), (1089, 192236), (1122, 186582), (1331, 157284), (1452, 144177), (1542, 135762), (1683, 124388), (2057, 101772), (2178, 96118), (2244, 93291), (2313, 90508), (2662, 78642), (2827, 74052), (3084, 67881), (3366, 62194), (3993, 52428), (4114, 50886), (4356, 48059), (4369, 47916), (4626, 45254), (5324, 39321), (5654, 37026), (6171, 33924), (6732, 31097), (7986, 26214), (8228, 25443), (8481, 24684), (8738, 23958), (9252, 22627), (11308, 18513), (11979, 17476), (12342, 16962), (13107, 15972)]