268495612

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 642315520

約数和(自身を除く): 373819908

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 43, 44, 76, 77, 86, 97, 121, 133, 154, 172, 194, 209, 242, 266, 301, 308, 388, 418, 473, 484, 532, 602, 679, 817, 836, 847, 946, 1067, 1204, 1358, 1463, 1634, 1694, 1843, 1892, 2134, 2299, 2716, 2926, 3268, 3311, 3388, 3686, 4171, 4268, 4598, 5203, 5719, 5852, 6622, 7372, 7469, 8342, 8987, 9196, 10406, 11438, 11737, 12901, 13244, 14938, 16093, 16684, 17974, 20273, 20812, 22876, 23474, 25802, 29197, 29876, 32186, 35948, 36421, 40546, 45881, 46948, 51604, 58394, 62909, 64372, 72842, 79249, 81092, 82159, 91762, 98857, 116788, 125818, 141911, 145684, 158498, 164318, 183524, 197714, 223003, 251636, 283822, 316996, 321167, 328636, 395428, 446006, 504691, 554743, 567644, 642334, 691999, 871739, 892012, 1009382, 1109486, 1284668, 1383998, 1561021, 1743478, 2018764, 2218972, 2767996, 3122042, 3486956, 3532837, 6102173, 6244084, 7065674, 9589129, 12204346, 14131348, 19178258, 24408692, 38356516, 67123903, 134247806, 268495612]

約数ペア:

[(1, 268495612), (2, 134247806), (4, 67123903), (7, 38356516), (11, 24408692), (14, 19178258), (19, 14131348), (22, 12204346), (28, 9589129), (38, 7065674), (43, 6244084), (44, 6102173), (76, 3532837), (77, 3486956), (86, 3122042), (97, 2767996), (121, 2218972), (133, 2018764), (154, 1743478), (172, 1561021), (194, 1383998), (209, 1284668), (242, 1109486), (266, 1009382), (301, 892012), (308, 871739), (388, 691999), (418, 642334), (473, 567644), (484, 554743), (532, 504691), (602, 446006), (679, 395428), (817, 328636), (836, 321167), (847, 316996), (946, 283822), (1067, 251636), (1204, 223003), (1358, 197714), (1463, 183524), (1634, 164318), (1694, 158498), (1843, 145684), (1892, 141911), (2134, 125818), (2299, 116788), (2716, 98857), (2926, 91762), (3268, 82159), (3311, 81092), (3388, 79249), (3686, 72842), (4171, 64372), (4268, 62909), (4598, 58394), (5203, 51604), (5719, 46948), (5852, 45881), (6622, 40546), (7372, 36421), (7469, 35948), (8342, 32186), (8987, 29876), (9196, 29197), (10406, 25802), (11438, 23474), (11737, 22876), (12901, 20812), (13244, 20273), (14938, 17974), (16093, 16684)]