78681456

素因数分解:

$2^4\times 3^5\times 7^3\times {\mathrm{59}}^1$

素因数の和:103

約数の個数: 240

約数和(自身を含む): 270816000

約数和(自身を除く): 192134544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 59, 63, 72, 81, 84, 98, 108, 112, 118, 126, 144, 147, 162, 168, 177, 189, 196, 216, 236, 243, 252, 294, 324, 336, 343, 354, 378, 392, 413, 432, 441, 472, 486, 504, 531, 567, 588, 648, 686, 708, 756, 784, 826, 882, 944, 972, 1008, 1029, 1062, 1134, 1176, 1239, 1296, 1323, 1372, 1416, 1512, 1593, 1652, 1701, 1764, 1944, 2058, 2124, 2268, 2352, 2478, 2646, 2744, 2832, 2891, 3024, 3087, 3186, 3304, 3402, 3528, 3717, 3888, 3969, 4116, 4248, 4536, 4779, 4956, 5292, 5488, 5782, 6174, 6372, 6608, 6804, 7056, 7434, 7938, 8232, 8496, 8673, 9072, 9261, 9558, 9912, 10584, 11151, 11564, 11907, 12348, 12744, 13608, 14337, 14868, 15876, 16464, 17346, 18522, 19116, 19824, 20237, 21168, 22302, 23128, 23814, 24696, 25488, 26019, 27216, 27783, 28674, 29736, 31752, 33453, 34692, 37044, 38232, 40474, 44604, 46256, 47628, 49392, 52038, 55566, 57348, 59472, 60711, 63504, 66906, 69384, 74088, 76464, 78057, 80948, 83349, 89208, 95256, 100359, 104076, 111132, 114696, 121422, 133812, 138768, 148176, 156114, 161896, 166698, 178416, 182133, 190512, 200718, 208152, 222264, 229392, 234171, 242844, 267624, 312228, 323792, 333396, 364266, 401436, 416304, 444528, 468342, 485688, 535248, 546399, 624456, 666792, 702513, 728532, 802872, 936684, 971376, 1092798, 1248912, 1333584, 1405026, 1457064, 1605744, 1639197, 1873368, 2185596, 2810052, 2914128, 3278394, 3746736, 4371192, 4917591, 5620104, 6556788, 8742384, 9835182, 11240208, 13113576, 19670364, 26227152, 39340728, 78681456]

約数ペア:

[(1, 78681456), (2, 39340728), (3, 26227152), (4, 19670364), (6, 13113576), (7, 11240208), (8, 9835182), (9, 8742384), (12, 6556788), (14, 5620104), (16, 4917591), (18, 4371192), (21, 3746736), (24, 3278394), (27, 2914128), (28, 2810052), (36, 2185596), (42, 1873368), (48, 1639197), (49, 1605744), (54, 1457064), (56, 1405026), (59, 1333584), (63, 1248912), (72, 1092798), (81, 971376), (84, 936684), (98, 802872), (108, 728532), (112, 702513), (118, 666792), (126, 624456), (144, 546399), (147, 535248), (162, 485688), (168, 468342), (177, 444528), (189, 416304), (196, 401436), (216, 364266), (236, 333396), (243, 323792), (252, 312228), (294, 267624), (324, 242844), (336, 234171), (343, 229392), (354, 222264), (378, 208152), (392, 200718), (413, 190512), (432, 182133), (441, 178416), (472, 166698), (486, 161896), (504, 156114), (531, 148176), (567, 138768), (588, 133812), (648, 121422), (686, 114696), (708, 111132), (756, 104076), (784, 100359), (826, 95256), (882, 89208), (944, 83349), (972, 80948), (1008, 78057), (1029, 76464), (1062, 74088), (1134, 69384), (1176, 66906), (1239, 63504), (1296, 60711), (1323, 59472), (1372, 57348), (1416, 55566), (1512, 52038), (1593, 49392), (1652, 47628), (1701, 46256), (1764, 44604), (1944, 40474), (2058, 38232), (2124, 37044), (2268, 34692), (2352, 33453), (2478, 31752), (2646, 29736), (2744, 28674), (2832, 27783), (2891, 27216), (3024, 26019), (3087, 25488), (3186, 24696), (3304, 23814), (3402, 23128), (3528, 22302), (3717, 21168), (3888, 20237), (3969, 19824), (4116, 19116), (4248, 18522), (4536, 17346), (4779, 16464), (4956, 15876), (5292, 14868), (5488, 14337), (5782, 13608), (6174, 12744), (6372, 12348), (6608, 11907), (6804, 11564), (7056, 11151), (7434, 10584), (7938, 9912), (8232, 9558), (8496, 9261), (8673, 9072)]