997711128

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:247

約数の個数: 256

約数和(自身を含む): 3084480000

約数和(自身を除く): 2086768872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 29, 36, 38, 54, 57, 58, 72, 76, 83, 87, 101, 108, 114, 116, 152, 166, 171, 174, 202, 216, 228, 232, 249, 261, 303, 332, 342, 348, 404, 456, 498, 513, 522, 551, 606, 664, 684, 696, 747, 783, 808, 909, 996, 1026, 1044, 1102, 1212, 1368, 1494, 1566, 1577, 1653, 1818, 1919, 1992, 2052, 2088, 2204, 2241, 2407, 2424, 2727, 2929, 2988, 3132, 3154, 3306, 3636, 3838, 4104, 4408, 4482, 4731, 4814, 4959, 5454, 5757, 5858, 5976, 6264, 6308, 6612, 7221, 7272, 7676, 8383, 8787, 8964, 9462, 9628, 9918, 10908, 11514, 11716, 12616, 13224, 14193, 14442, 14877, 15352, 16766, 17271, 17574, 17928, 18924, 19256, 19836, 21663, 21816, 23028, 23432, 25149, 26361, 28386, 28884, 29754, 33532, 34542, 35148, 37848, 39672, 42579, 43326, 45733, 46056, 50298, 51813, 52722, 55651, 56772, 57768, 59508, 64989, 67064, 69084, 70296, 75447, 79083, 85158, 86652, 91466, 100596, 103626, 105444, 111302, 113544, 119016, 129978, 137199, 138168, 150894, 158166, 159277, 166953, 170316, 173304, 182932, 201192, 207252, 210888, 222604, 226341, 243107, 259956, 274398, 301788, 316332, 318554, 333906, 340632, 365864, 411597, 414504, 445208, 452682, 477831, 486214, 500859, 519912, 548796, 603576, 632664, 637108, 667812, 729321, 823194, 905364, 955662, 972428, 1001718, 1097592, 1234791, 1274216, 1335624, 1433493, 1458642, 1502577, 1646388, 1810728, 1911324, 1944856, 2003436, 2187963, 2469582, 2866986, 2917284, 3005154, 3292776, 3822648, 4006872, 4300479, 4375926, 4619033, 4939164, 5733972, 5834568, 6010308, 6563889, 8600958, 8751852, 9238066, 9878328, 11467944, 12020616, 13127778, 13857099, 17201916, 17503704, 18476132, 26255556, 27714198, 34403832, 36952264, 41571297, 52511112, 55428396, 83142594, 110856792, 124713891, 166285188, 249427782, 332570376, 498855564, 997711128]

約数ペア:

[(1, 997711128), (2, 498855564), (3, 332570376), (4, 249427782), (6, 166285188), (8, 124713891), (9, 110856792), (12, 83142594), (18, 55428396), (19, 52511112), (24, 41571297), (27, 36952264), (29, 34403832), (36, 27714198), (38, 26255556), (54, 18476132), (57, 17503704), (58, 17201916), (72, 13857099), (76, 13127778), (83, 12020616), (87, 11467944), (101, 9878328), (108, 9238066), (114, 8751852), (116, 8600958), (152, 6563889), (166, 6010308), (171, 5834568), (174, 5733972), (202, 4939164), (216, 4619033), (228, 4375926), (232, 4300479), (249, 4006872), (261, 3822648), (303, 3292776), (332, 3005154), (342, 2917284), (348, 2866986), (404, 2469582), (456, 2187963), (498, 2003436), (513, 1944856), (522, 1911324), (551, 1810728), (606, 1646388), (664, 1502577), (684, 1458642), (696, 1433493), (747, 1335624), (783, 1274216), (808, 1234791), (909, 1097592), (996, 1001718), (1026, 972428), (1044, 955662), (1102, 905364), (1212, 823194), (1368, 729321), (1494, 667812), (1566, 637108), (1577, 632664), (1653, 603576), (1818, 548796), (1919, 519912), (1992, 500859), (2052, 486214), (2088, 477831), (2204, 452682), (2241, 445208), (2407, 414504), (2424, 411597), (2727, 365864), (2929, 340632), (2988, 333906), (3132, 318554), (3154, 316332), (3306, 301788), (3636, 274398), (3838, 259956), (4104, 243107), (4408, 226341), (4482, 222604), (4731, 210888), (4814, 207252), (4959, 201192), (5454, 182932), (5757, 173304), (5858, 170316), (5976, 166953), (6264, 159277), (6308, 158166), (6612, 150894), (7221, 138168), (7272, 137199), (7676, 129978), (8383, 119016), (8787, 113544), (8964, 111302), (9462, 105444), (9628, 103626), (9918, 100596), (10908, 91466), (11514, 86652), (11716, 85158), (12616, 79083), (13224, 75447), (14193, 70296), (14442, 69084), (14877, 67064), (15352, 64989), (16766, 59508), (17271, 57768), (17574, 56772), (17928, 55651), (18924, 52722), (19256, 51813), (19836, 50298), (21663, 46056), (21816, 45733), (23028, 43326), (23432, 42579), (25149, 39672), (26361, 37848), (28386, 35148), (28884, 34542), (29754, 33532)]