209984616

素因数分解:

$2^3\times 3^3\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:368

約数の個数: 128

約数和(自身を含む): 605404800

約数和(自身を除く): 395420184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 72, 82, 108, 123, 131, 164, 181, 216, 246, 262, 328, 362, 369, 393, 492, 524, 543, 724, 738, 786, 984, 1048, 1086, 1107, 1179, 1448, 1476, 1572, 1629, 2172, 2214, 2358, 2952, 3144, 3258, 3537, 4344, 4428, 4716, 4887, 5371, 6516, 7074, 7421, 8856, 9432, 9774, 10742, 13032, 14148, 14842, 16113, 19548, 21484, 22263, 23711, 28296, 29684, 32226, 39096, 42968, 44526, 47422, 48339, 59368, 64452, 66789, 71133, 89052, 94844, 96678, 128904, 133578, 142266, 145017, 178104, 189688, 193356, 200367, 213399, 267156, 284532, 290034, 386712, 400734, 426798, 534312, 569064, 580068, 640197, 801468, 853596, 972151, 1160136, 1280394, 1602936, 1707192, 1944302, 2560788, 2916453, 3888604, 5121576, 5832906, 7777208, 8749359, 11665812, 17498718, 23331624, 26248077, 34997436, 52496154, 69994872, 104992308, 209984616]

約数ペア:

[(1, 209984616), (2, 104992308), (3, 69994872), (4, 52496154), (6, 34997436), (8, 26248077), (9, 23331624), (12, 17498718), (18, 11665812), (24, 8749359), (27, 7777208), (36, 5832906), (41, 5121576), (54, 3888604), (72, 2916453), (82, 2560788), (108, 1944302), (123, 1707192), (131, 1602936), (164, 1280394), (181, 1160136), (216, 972151), (246, 853596), (262, 801468), (328, 640197), (362, 580068), (369, 569064), (393, 534312), (492, 426798), (524, 400734), (543, 386712), (724, 290034), (738, 284532), (786, 267156), (984, 213399), (1048, 200367), (1086, 193356), (1107, 189688), (1179, 178104), (1448, 145017), (1476, 142266), (1572, 133578), (1629, 128904), (2172, 96678), (2214, 94844), (2358, 89052), (2952, 71133), (3144, 66789), (3258, 64452), (3537, 59368), (4344, 48339), (4428, 47422), (4716, 44526), (4887, 42968), (5371, 39096), (6516, 32226), (7074, 29684), (7421, 28296), (8856, 23711), (9432, 22263), (9774, 21484), (10742, 19548), (13032, 16113), (14148, 14842)]