400381632

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:723

約数の個数: 168

約数和(自身を含む): 1320800000

約数和(自身を除く): 920418368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 199, 224, 252, 288, 336, 398, 448, 499, 504, 576, 597, 672, 796, 998, 1008, 1194, 1344, 1393, 1497, 1592, 1791, 1996, 2016, 2388, 2786, 2994, 3184, 3493, 3582, 3992, 4032, 4179, 4491, 4776, 5572, 5988, 6368, 6986, 7164, 7984, 8358, 8982, 9552, 10479, 11144, 11976, 12537, 12736, 13972, 14328, 15968, 16716, 17964, 19104, 20958, 22288, 23952, 25074, 27944, 28656, 31437, 31936, 33432, 35928, 38208, 41916, 44576, 47904, 50148, 55888, 57312, 62874, 66864, 71856, 83832, 89152, 95808, 99301, 100296, 111776, 114624, 125748, 133728, 143712, 167664, 198602, 200592, 223552, 251496, 267456, 287424, 297903, 335328, 397204, 401184, 502992, 595806, 670656, 695107, 794408, 802368, 893709, 1005984, 1191612, 1390214, 1588816, 1787418, 2011968, 2085321, 2383224, 2780428, 3177632, 3574836, 4170642, 4766448, 5560856, 6255963, 6355264, 7149672, 8341284, 9532896, 11121712, 12511926, 14299344, 16682568, 19065792, 22243424, 25023852, 28598688, 33365136, 44486848, 50047704, 57197376, 66730272, 100095408, 133460544, 200190816, 400381632]

約数ペア:

[(1, 400381632), (2, 200190816), (3, 133460544), (4, 100095408), (6, 66730272), (7, 57197376), (8, 50047704), (9, 44486848), (12, 33365136), (14, 28598688), (16, 25023852), (18, 22243424), (21, 19065792), (24, 16682568), (28, 14299344), (32, 12511926), (36, 11121712), (42, 9532896), (48, 8341284), (56, 7149672), (63, 6355264), (64, 6255963), (72, 5560856), (84, 4766448), (96, 4170642), (112, 3574836), (126, 3177632), (144, 2780428), (168, 2383224), (192, 2085321), (199, 2011968), (224, 1787418), (252, 1588816), (288, 1390214), (336, 1191612), (398, 1005984), (448, 893709), (499, 802368), (504, 794408), (576, 695107), (597, 670656), (672, 595806), (796, 502992), (998, 401184), (1008, 397204), (1194, 335328), (1344, 297903), (1393, 287424), (1497, 267456), (1592, 251496), (1791, 223552), (1996, 200592), (2016, 198602), (2388, 167664), (2786, 143712), (2994, 133728), (3184, 125748), (3493, 114624), (3582, 111776), (3992, 100296), (4032, 99301), (4179, 95808), (4491, 89152), (4776, 83832), (5572, 71856), (5988, 66864), (6368, 62874), (6986, 57312), (7164, 55888), (7984, 50148), (8358, 47904), (8982, 44576), (9552, 41916), (10479, 38208), (11144, 35928), (11976, 33432), (12537, 31936), (12736, 31437), (13972, 28656), (14328, 27944), (15968, 25074), (16716, 23952), (17964, 22288), (19104, 20958)]