209965896

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 192

約数和(自身を含む): 691891200

約数和(自身を除く): 481925304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 56, 59, 63, 69, 72, 84, 92, 118, 126, 138, 161, 168, 177, 184, 207, 236, 252, 276, 307, 322, 354, 413, 414, 472, 483, 504, 531, 552, 614, 644, 708, 826, 828, 921, 966, 1062, 1228, 1239, 1288, 1357, 1416, 1449, 1652, 1656, 1842, 1932, 2124, 2149, 2456, 2478, 2714, 2763, 2898, 3304, 3684, 3717, 3864, 4071, 4248, 4298, 4956, 5428, 5526, 5796, 6447, 7061, 7368, 7434, 8142, 8596, 9499, 9912, 10856, 11052, 11592, 12213, 12894, 14122, 14868, 16284, 17192, 18113, 18998, 19341, 21183, 22104, 24426, 25788, 28244, 28497, 29736, 32568, 36226, 37996, 38682, 42366, 48852, 49427, 51576, 54339, 56488, 56994, 63549, 72452, 75992, 77364, 84732, 85491, 97704, 98854, 108678, 113988, 126791, 127098, 144904, 148281, 154728, 163017, 169464, 170982, 197708, 217356, 227976, 253582, 254196, 296562, 326034, 341964, 380373, 395416, 416599, 434712, 444843, 507164, 508392, 593124, 652068, 683928, 760746, 833198, 889686, 1014328, 1141119, 1186248, 1249797, 1304136, 1521492, 1666396, 1779372, 2282238, 2499594, 2916193, 3042984, 3332792, 3558744, 3749391, 4564476, 4999188, 5832386, 7498782, 8748579, 9128952, 9998376, 11664772, 14997564, 17497158, 23329544, 26245737, 29995128, 34994316, 52491474, 69988632, 104982948, 209965896]

約数ペア:

[(1, 209965896), (2, 104982948), (3, 69988632), (4, 52491474), (6, 34994316), (7, 29995128), (8, 26245737), (9, 23329544), (12, 17497158), (14, 14997564), (18, 11664772), (21, 9998376), (23, 9128952), (24, 8748579), (28, 7498782), (36, 5832386), (42, 4999188), (46, 4564476), (56, 3749391), (59, 3558744), (63, 3332792), (69, 3042984), (72, 2916193), (84, 2499594), (92, 2282238), (118, 1779372), (126, 1666396), (138, 1521492), (161, 1304136), (168, 1249797), (177, 1186248), (184, 1141119), (207, 1014328), (236, 889686), (252, 833198), (276, 760746), (307, 683928), (322, 652068), (354, 593124), (413, 508392), (414, 507164), (472, 444843), (483, 434712), (504, 416599), (531, 395416), (552, 380373), (614, 341964), (644, 326034), (708, 296562), (826, 254196), (828, 253582), (921, 227976), (966, 217356), (1062, 197708), (1228, 170982), (1239, 169464), (1288, 163017), (1357, 154728), (1416, 148281), (1449, 144904), (1652, 127098), (1656, 126791), (1842, 113988), (1932, 108678), (2124, 98854), (2149, 97704), (2456, 85491), (2478, 84732), (2714, 77364), (2763, 75992), (2898, 72452), (3304, 63549), (3684, 56994), (3717, 56488), (3864, 54339), (4071, 51576), (4248, 49427), (4298, 48852), (4956, 42366), (5428, 38682), (5526, 37996), (5796, 36226), (6447, 32568), (7061, 29736), (7368, 28497), (7434, 28244), (8142, 25788), (8596, 24426), (9499, 22104), (9912, 21183), (10856, 19341), (11052, 18998), (11592, 18113), (12213, 17192), (12894, 16284), (14122, 14868)]