399047376

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:490

約数の個数: 240

約数和(自身を含む): 1336247808

約数和(自身を除く): 937200432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 39, 42, 48, 49, 52, 56, 62, 78, 84, 91, 93, 98, 104, 112, 124, 147, 156, 168, 182, 186, 196, 208, 217, 248, 273, 294, 312, 336, 364, 372, 392, 403, 421, 434, 496, 546, 588, 624, 637, 651, 728, 744, 784, 806, 842, 868, 1092, 1176, 1209, 1263, 1274, 1302, 1456, 1488, 1519, 1612, 1684, 1736, 1911, 2184, 2352, 2418, 2526, 2548, 2604, 2821, 2947, 3038, 3224, 3368, 3472, 3822, 4368, 4557, 4836, 5052, 5096, 5208, 5473, 5642, 5894, 6076, 6448, 6736, 7644, 8463, 8841, 9114, 9672, 10104, 10192, 10416, 10946, 11284, 11788, 12152, 13051, 15288, 16419, 16926, 17682, 18228, 19344, 19747, 20208, 20629, 21892, 22568, 23576, 24304, 26102, 30576, 32838, 33852, 35364, 36456, 38311, 39153, 39494, 41258, 43784, 45136, 47152, 52204, 59241, 61887, 65676, 67704, 70728, 72912, 76622, 78306, 78988, 82516, 87568, 91357, 104408, 114933, 118482, 123774, 131352, 135408, 141456, 153244, 156612, 157976, 165032, 169663, 182714, 208816, 229866, 236964, 247548, 262704, 268177, 274071, 306488, 313224, 315952, 330064, 339326, 365428, 459732, 473928, 495096, 508989, 536354, 548142, 612976, 626448, 639499, 678652, 730856, 804531, 919464, 947856, 990192, 1017978, 1072708, 1096284, 1187641, 1278998, 1357304, 1461712, 1609062, 1838928, 1918497, 2035956, 2145416, 2192568, 2375282, 2557996, 2714608, 3218124, 3562923, 3836994, 4071912, 4290832, 4385136, 4750564, 5115992, 6436248, 7125846, 7673988, 8143824, 8313487, 9501128, 10231984, 12872496, 14251692, 15347976, 16626974, 19002256, 24940461, 28503384, 30695952, 33253948, 49880922, 57006768, 66507896, 99761844, 133015792, 199523688, 399047376]

約数ペア:

[(1, 399047376), (2, 199523688), (3, 133015792), (4, 99761844), (6, 66507896), (7, 57006768), (8, 49880922), (12, 33253948), (13, 30695952), (14, 28503384), (16, 24940461), (21, 19002256), (24, 16626974), (26, 15347976), (28, 14251692), (31, 12872496), (39, 10231984), (42, 9501128), (48, 8313487), (49, 8143824), (52, 7673988), (56, 7125846), (62, 6436248), (78, 5115992), (84, 4750564), (91, 4385136), (93, 4290832), (98, 4071912), (104, 3836994), (112, 3562923), (124, 3218124), (147, 2714608), (156, 2557996), (168, 2375282), (182, 2192568), (186, 2145416), (196, 2035956), (208, 1918497), (217, 1838928), (248, 1609062), (273, 1461712), (294, 1357304), (312, 1278998), (336, 1187641), (364, 1096284), (372, 1072708), (392, 1017978), (403, 990192), (421, 947856), (434, 919464), (496, 804531), (546, 730856), (588, 678652), (624, 639499), (637, 626448), (651, 612976), (728, 548142), (744, 536354), (784, 508989), (806, 495096), (842, 473928), (868, 459732), (1092, 365428), (1176, 339326), (1209, 330064), (1263, 315952), (1274, 313224), (1302, 306488), (1456, 274071), (1488, 268177), (1519, 262704), (1612, 247548), (1684, 236964), (1736, 229866), (1911, 208816), (2184, 182714), (2352, 169663), (2418, 165032), (2526, 157976), (2548, 156612), (2604, 153244), (2821, 141456), (2947, 135408), (3038, 131352), (3224, 123774), (3368, 118482), (3472, 114933), (3822, 104408), (4368, 91357), (4557, 87568), (4836, 82516), (5052, 78988), (5096, 78306), (5208, 76622), (5473, 72912), (5642, 70728), (5894, 67704), (6076, 65676), (6448, 61887), (6736, 59241), (7644, 52204), (8463, 47152), (8841, 45136), (9114, 43784), (9672, 41258), (10104, 39494), (10192, 39153), (10416, 38311), (10946, 36456), (11284, 35364), (11788, 33852), (12152, 32838), (13051, 30576), (15288, 26102), (16419, 24304), (16926, 23576), (17682, 22568), (18228, 21892), (19344, 20629), (19747, 20208)]