1728294568

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:400

約数の個数: 256

約数和(自身を含む): 4719052800

約数和(自身を除く): 2990758232

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 19, 22, 26, 28, 37, 38, 44, 52, 56, 74, 76, 77, 88, 91, 104, 133, 143, 148, 152, 154, 182, 209, 247, 259, 266, 286, 296, 307, 308, 364, 407, 418, 481, 494, 518, 532, 572, 614, 616, 703, 728, 814, 836, 962, 988, 1001, 1036, 1064, 1144, 1228, 1406, 1463, 1628, 1672, 1729, 1924, 1976, 2002, 2072, 2149, 2456, 2717, 2812, 2849, 2926, 3256, 3367, 3377, 3458, 3848, 3991, 4004, 4298, 4921, 5291, 5434, 5624, 5698, 5833, 5852, 6734, 6754, 6916, 7733, 7982, 8008, 8596, 9139, 9842, 10582, 10868, 11359, 11396, 11666, 11704, 13468, 13508, 13832, 15466, 15964, 17192, 18278, 19019, 19684, 21164, 21736, 22718, 22792, 23332, 23639, 26936, 27016, 27937, 30932, 31928, 36556, 37037, 38038, 39368, 40831, 42328, 43901, 45436, 46664, 47278, 54131, 55874, 61864, 63973, 64163, 73112, 74074, 75829, 76076, 79513, 81662, 87802, 90872, 94556, 100529, 108262, 111748, 124949, 127946, 128326, 147667, 148148, 151658, 152152, 159026, 163324, 175604, 189112, 201058, 215821, 216524, 223496, 249898, 255892, 256652, 295334, 296296, 303316, 307307, 318052, 326648, 351208, 402116, 431642, 433048, 449141, 499796, 511784, 513304, 530803, 590668, 606632, 614614, 636104, 703703, 804232, 834119, 863284, 874643, 898282, 999592, 1033669, 1061606, 1181336, 1229228, 1407406, 1510747, 1624337, 1668238, 1726568, 1749286, 1796564, 2067338, 2123212, 2374031, 2458456, 2805673, 2814812, 3021494, 3248674, 3336476, 3498572, 3593128, 4134676, 4246424, 4748062, 5611346, 5629624, 5838833, 6042988, 6497348, 6672952, 6997144, 8269352, 9496124, 11222692, 11370359, 11677666, 12085976, 12994696, 16618217, 18992248, 19639711, 22445384, 22740718, 23355332, 30862403, 33236434, 39279422, 45481436, 46710664, 61724806, 66472868, 78558844, 90962872, 123449612, 132945736, 157117688, 216036821, 246899224, 432073642, 864147284, 1728294568]

約数ペア:

[(1, 1728294568), (2, 864147284), (4, 432073642), (7, 246899224), (8, 216036821), (11, 157117688), (13, 132945736), (14, 123449612), (19, 90962872), (22, 78558844), (26, 66472868), (28, 61724806), (37, 46710664), (38, 45481436), (44, 39279422), (52, 33236434), (56, 30862403), (74, 23355332), (76, 22740718), (77, 22445384), (88, 19639711), (91, 18992248), (104, 16618217), (133, 12994696), (143, 12085976), (148, 11677666), (152, 11370359), (154, 11222692), (182, 9496124), (209, 8269352), (247, 6997144), (259, 6672952), (266, 6497348), (286, 6042988), (296, 5838833), (307, 5629624), (308, 5611346), (364, 4748062), (407, 4246424), (418, 4134676), (481, 3593128), (494, 3498572), (518, 3336476), (532, 3248674), (572, 3021494), (614, 2814812), (616, 2805673), (703, 2458456), (728, 2374031), (814, 2123212), (836, 2067338), (962, 1796564), (988, 1749286), (1001, 1726568), (1036, 1668238), (1064, 1624337), (1144, 1510747), (1228, 1407406), (1406, 1229228), (1463, 1181336), (1628, 1061606), (1672, 1033669), (1729, 999592), (1924, 898282), (1976, 874643), (2002, 863284), (2072, 834119), (2149, 804232), (2456, 703703), (2717, 636104), (2812, 614614), (2849, 606632), (2926, 590668), (3256, 530803), (3367, 513304), (3377, 511784), (3458, 499796), (3848, 449141), (3991, 433048), (4004, 431642), (4298, 402116), (4921, 351208), (5291, 326648), (5434, 318052), (5624, 307307), (5698, 303316), (5833, 296296), (5852, 295334), (6734, 256652), (6754, 255892), (6916, 249898), (7733, 223496), (7982, 216524), (8008, 215821), (8596, 201058), (9139, 189112), (9842, 175604), (10582, 163324), (10868, 159026), (11359, 152152), (11396, 151658), (11666, 148148), (11704, 147667), (13468, 128326), (13508, 127946), (13832, 124949), (15466, 111748), (15964, 108262), (17192, 100529), (18278, 94556), (19019, 90872), (19684, 87802), (21164, 81662), (21736, 79513), (22718, 76076), (22792, 75829), (23332, 74074), (23639, 73112), (26936, 64163), (27016, 63973), (27937, 61864), (30932, 55874), (31928, 54131), (36556, 47278), (37037, 46664), (38038, 45436), (39368, 43901), (40831, 42328)]