211072428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1$

素因数の和:748

約数の個数: 144

約数和(自身を含む): 645765120

約数和(自身を除く): 434692692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 41, 42, 62, 63, 82, 84, 93, 123, 124, 126, 164, 186, 217, 246, 252, 279, 287, 369, 372, 434, 492, 558, 574, 651, 659, 738, 861, 868, 1116, 1148, 1271, 1302, 1318, 1476, 1722, 1953, 1977, 2542, 2583, 2604, 2636, 3444, 3813, 3906, 3954, 4613, 5084, 5166, 5931, 7626, 7812, 7908, 8897, 9226, 10332, 11439, 11862, 13839, 15252, 17794, 18452, 20429, 22878, 23724, 26691, 27019, 27678, 35588, 40858, 41517, 45756, 53382, 54038, 55356, 61287, 80073, 81057, 81716, 83034, 106764, 108076, 122574, 143003, 160146, 162114, 166068, 183861, 189133, 243171, 245148, 286006, 320292, 324228, 367722, 378266, 429009, 486342, 567399, 572012, 735444, 756532, 837589, 858018, 972684, 1134798, 1287027, 1675178, 1702197, 1716036, 2269596, 2512767, 2574054, 3350356, 3404394, 5025534, 5148108, 5863123, 6808788, 7538301, 10051068, 11726246, 15076602, 17589369, 23452492, 30153204, 35178738, 52768107, 70357476, 105536214, 211072428]

約数ペア:

[(1, 211072428), (2, 105536214), (3, 70357476), (4, 52768107), (6, 35178738), (7, 30153204), (9, 23452492), (12, 17589369), (14, 15076602), (18, 11726246), (21, 10051068), (28, 7538301), (31, 6808788), (36, 5863123), (41, 5148108), (42, 5025534), (62, 3404394), (63, 3350356), (82, 2574054), (84, 2512767), (93, 2269596), (123, 1716036), (124, 1702197), (126, 1675178), (164, 1287027), (186, 1134798), (217, 972684), (246, 858018), (252, 837589), (279, 756532), (287, 735444), (369, 572012), (372, 567399), (434, 486342), (492, 429009), (558, 378266), (574, 367722), (651, 324228), (659, 320292), (738, 286006), (861, 245148), (868, 243171), (1116, 189133), (1148, 183861), (1271, 166068), (1302, 162114), (1318, 160146), (1476, 143003), (1722, 122574), (1953, 108076), (1977, 106764), (2542, 83034), (2583, 81716), (2604, 81057), (2636, 80073), (3444, 61287), (3813, 55356), (3906, 54038), (3954, 53382), (4613, 45756), (5084, 41517), (5166, 40858), (5931, 35588), (7626, 27678), (7812, 27019), (7908, 26691), (8897, 23724), (9226, 22878), (10332, 20429), (11439, 18452), (11862, 17794), (13839, 15252)]