399964656

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 1317249024

約数和(自身を除く): 917284368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 103, 104, 112, 127, 147, 156, 168, 182, 196, 206, 208, 254, 273, 294, 309, 312, 336, 364, 381, 392, 412, 508, 546, 588, 618, 624, 637, 721, 728, 762, 784, 824, 889, 1016, 1092, 1176, 1236, 1274, 1339, 1442, 1456, 1524, 1648, 1651, 1778, 1911, 2032, 2163, 2184, 2352, 2472, 2548, 2667, 2678, 2884, 3048, 3302, 3556, 3822, 4017, 4326, 4368, 4944, 4953, 5047, 5096, 5334, 5356, 5768, 6096, 6223, 6604, 7112, 7644, 8034, 8652, 9373, 9906, 10094, 10192, 10668, 10712, 11536, 11557, 12446, 13081, 13208, 14224, 15141, 15288, 16068, 17304, 18669, 18746, 19812, 20188, 21336, 21424, 23114, 24892, 26162, 26416, 28119, 30282, 30576, 32136, 34608, 34671, 37338, 37492, 39243, 39624, 40376, 42672, 46228, 49784, 52324, 56238, 60564, 64272, 65611, 69342, 74676, 74984, 78486, 79248, 80752, 80899, 91567, 92456, 99568, 104648, 112476, 121128, 131222, 138684, 149352, 149968, 156972, 161798, 170053, 183134, 184912, 196833, 209296, 224952, 242256, 242697, 262444, 274701, 277368, 298704, 313944, 323596, 340106, 366268, 393666, 449904, 485394, 510159, 524888, 549402, 554736, 627888, 640969, 647192, 680212, 732536, 787332, 970788, 1020318, 1049776, 1098804, 1190371, 1281938, 1294384, 1360424, 1465072, 1574664, 1922907, 1941576, 2040636, 2197608, 2380742, 2563876, 2720848, 3149328, 3571113, 3845814, 3883152, 4081272, 4395216, 4761484, 5127752, 7142226, 7691628, 8162544, 8332597, 9522968, 10255504, 14284452, 15383256, 16665194, 19045936, 24997791, 28568904, 30766512, 33330388, 49995582, 57137808, 66660776, 99991164, 133321552, 199982328, 399964656]

約数ペア:

[(1, 399964656), (2, 199982328), (3, 133321552), (4, 99991164), (6, 66660776), (7, 57137808), (8, 49995582), (12, 33330388), (13, 30766512), (14, 28568904), (16, 24997791), (21, 19045936), (24, 16665194), (26, 15383256), (28, 14284452), (39, 10255504), (42, 9522968), (48, 8332597), (49, 8162544), (52, 7691628), (56, 7142226), (78, 5127752), (84, 4761484), (91, 4395216), (98, 4081272), (103, 3883152), (104, 3845814), (112, 3571113), (127, 3149328), (147, 2720848), (156, 2563876), (168, 2380742), (182, 2197608), (196, 2040636), (206, 1941576), (208, 1922907), (254, 1574664), (273, 1465072), (294, 1360424), (309, 1294384), (312, 1281938), (336, 1190371), (364, 1098804), (381, 1049776), (392, 1020318), (412, 970788), (508, 787332), (546, 732536), (588, 680212), (618, 647192), (624, 640969), (637, 627888), (721, 554736), (728, 549402), (762, 524888), (784, 510159), (824, 485394), (889, 449904), (1016, 393666), (1092, 366268), (1176, 340106), (1236, 323596), (1274, 313944), (1339, 298704), (1442, 277368), (1456, 274701), (1524, 262444), (1648, 242697), (1651, 242256), (1778, 224952), (1911, 209296), (2032, 196833), (2163, 184912), (2184, 183134), (2352, 170053), (2472, 161798), (2548, 156972), (2667, 149968), (2678, 149352), (2884, 138684), (3048, 131222), (3302, 121128), (3556, 112476), (3822, 104648), (4017, 99568), (4326, 92456), (4368, 91567), (4944, 80899), (4953, 80752), (5047, 79248), (5096, 78486), (5334, 74984), (5356, 74676), (5768, 69342), (6096, 65611), (6223, 64272), (6604, 60564), (7112, 56238), (7644, 52324), (8034, 49784), (8652, 46228), (9373, 42672), (9906, 40376), (10094, 39624), (10192, 39243), (10668, 37492), (10712, 37338), (11536, 34671), (11557, 34608), (12446, 32136), (13081, 30576), (13208, 30282), (14224, 28119), (15141, 26416), (15288, 26162), (16068, 24892), (17304, 23114), (18669, 21424), (18746, 21336), (19812, 20188)]