728382816

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:494

約数の個数: 288

約数和(自身を含む): 2560154688

約数和(自身を除く): 1831771872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 53, 56, 63, 68, 72, 84, 96, 102, 106, 112, 119, 126, 136, 144, 153, 159, 168, 204, 212, 224, 238, 252, 272, 288, 306, 318, 336, 357, 371, 401, 408, 424, 476, 477, 504, 544, 612, 636, 672, 714, 742, 802, 816, 848, 901, 952, 954, 1008, 1071, 1113, 1203, 1224, 1272, 1428, 1484, 1604, 1632, 1696, 1802, 1904, 1908, 2016, 2142, 2226, 2406, 2448, 2544, 2703, 2807, 2856, 2968, 3208, 3339, 3604, 3609, 3808, 3816, 4284, 4452, 4812, 4896, 5088, 5406, 5614, 5712, 5936, 6307, 6416, 6678, 6817, 7208, 7218, 7632, 8109, 8421, 8568, 8904, 9624, 10812, 11228, 11424, 11872, 12614, 12832, 13356, 13634, 14416, 14436, 15264, 16218, 16842, 17136, 17808, 18921, 19248, 20451, 21253, 21624, 22456, 25228, 25263, 26712, 27268, 28832, 28872, 32436, 33684, 34272, 35616, 37842, 38496, 40902, 42506, 43248, 44912, 47719, 50456, 50526, 53424, 54536, 56763, 57744, 61353, 63759, 64872, 67368, 75684, 81804, 85012, 86496, 89824, 95438, 100912, 101052, 106848, 109072, 113526, 115488, 122706, 127518, 129744, 134736, 143157, 148771, 151368, 163608, 170024, 190876, 191277, 201824, 202104, 218144, 227052, 245412, 255036, 259488, 269472, 286314, 297542, 302736, 327216, 340048, 361301, 381752, 382554, 404208, 429471, 446313, 454104, 490824, 510072, 572628, 595084, 605472, 654432, 680096, 722602, 763504, 765108, 808416, 858942, 892626, 908208, 981648, 1020144, 1083903, 1145256, 1190168, 1338939, 1445204, 1527008, 1530216, 1717884, 1785252, 1816416, 1963296, 2040288, 2167806, 2290512, 2380336, 2529107, 2677878, 2890408, 3060432, 3251709, 3435768, 3570504, 4335612, 4581024, 4760672, 5058214, 5355756, 5780816, 6120864, 6503418, 6871536, 7141008, 7587321, 8671224, 10116428, 10711512, 11561632, 13006836, 13743072, 14282016, 15174642, 17342448, 20232856, 21423024, 22761963, 26013672, 30349284, 34684896, 40465712, 42846048, 45523926, 52027344, 60698568, 80931424, 91047852, 104054688, 121397136, 182095704, 242794272, 364191408, 728382816]

約数ペア:

[(1, 728382816), (2, 364191408), (3, 242794272), (4, 182095704), (6, 121397136), (7, 104054688), (8, 91047852), (9, 80931424), (12, 60698568), (14, 52027344), (16, 45523926), (17, 42846048), (18, 40465712), (21, 34684896), (24, 30349284), (28, 26013672), (32, 22761963), (34, 21423024), (36, 20232856), (42, 17342448), (48, 15174642), (51, 14282016), (53, 13743072), (56, 13006836), (63, 11561632), (68, 10711512), (72, 10116428), (84, 8671224), (96, 7587321), (102, 7141008), (106, 6871536), (112, 6503418), (119, 6120864), (126, 5780816), (136, 5355756), (144, 5058214), (153, 4760672), (159, 4581024), (168, 4335612), (204, 3570504), (212, 3435768), (224, 3251709), (238, 3060432), (252, 2890408), (272, 2677878), (288, 2529107), (306, 2380336), (318, 2290512), (336, 2167806), (357, 2040288), (371, 1963296), (401, 1816416), (408, 1785252), (424, 1717884), (476, 1530216), (477, 1527008), (504, 1445204), (544, 1338939), (612, 1190168), (636, 1145256), (672, 1083903), (714, 1020144), (742, 981648), (802, 908208), (816, 892626), (848, 858942), (901, 808416), (952, 765108), (954, 763504), (1008, 722602), (1071, 680096), (1113, 654432), (1203, 605472), (1224, 595084), (1272, 572628), (1428, 510072), (1484, 490824), (1604, 454104), (1632, 446313), (1696, 429471), (1802, 404208), (1904, 382554), (1908, 381752), (2016, 361301), (2142, 340048), (2226, 327216), (2406, 302736), (2448, 297542), (2544, 286314), (2703, 269472), (2807, 259488), (2856, 255036), (2968, 245412), (3208, 227052), (3339, 218144), (3604, 202104), (3609, 201824), (3808, 191277), (3816, 190876), (4284, 170024), (4452, 163608), (4812, 151368), (4896, 148771), (5088, 143157), (5406, 134736), (5614, 129744), (5712, 127518), (5936, 122706), (6307, 115488), (6416, 113526), (6678, 109072), (6817, 106848), (7208, 101052), (7218, 100912), (7632, 95438), (8109, 89824), (8421, 86496), (8568, 85012), (8904, 81804), (9624, 75684), (10812, 67368), (11228, 64872), (11424, 63759), (11872, 61353), (12614, 57744), (12832, 56763), (13356, 54536), (13634, 53424), (14416, 50526), (14436, 50456), (15264, 47719), (16218, 44912), (16842, 43248), (17136, 42506), (17808, 40902), (18921, 38496), (19248, 37842), (20451, 35616), (21253, 34272), (21624, 33684), (22456, 32436), (25228, 28872), (25263, 28832), (26712, 27268)]