981408168

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:432

約数の個数: 192

約数和(自身を含む): 2987712000

約数和(自身を除く): 2006303832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 62, 72, 78, 93, 104, 117, 124, 149, 156, 186, 227, 234, 248, 279, 298, 312, 372, 403, 447, 454, 468, 558, 596, 681, 744, 806, 894, 908, 936, 1116, 1192, 1209, 1341, 1362, 1612, 1788, 1816, 1937, 2043, 2232, 2418, 2682, 2724, 2951, 3224, 3576, 3627, 3874, 4086, 4619, 4836, 5364, 5448, 5811, 5902, 7037, 7254, 7748, 8172, 8853, 9238, 9672, 10728, 11622, 11804, 13857, 14074, 14508, 15496, 16344, 17433, 17706, 18476, 21111, 23244, 23608, 26559, 27714, 28148, 29016, 33823, 34866, 35412, 36952, 41571, 42222, 46488, 53118, 55428, 56296, 60047, 63333, 67646, 69732, 70824, 83142, 84444, 91481, 101469, 106236, 110856, 120094, 126666, 135292, 139464, 166284, 168888, 180141, 182962, 202938, 212472, 240188, 253332, 270584, 274443, 304407, 332568, 360282, 365924, 405876, 439699, 480376, 506664, 540423, 548886, 608814, 720564, 731848, 811752, 823329, 879398, 1048513, 1080846, 1097772, 1217628, 1319097, 1441128, 1646658, 1758796, 2097026, 2161692, 2195544, 2435256, 2638194, 3145539, 3293316, 3517592, 3957291, 4194052, 4323384, 5276388, 6291078, 6586632, 7914582, 8388104, 9436617, 10552776, 12582156, 13630669, 15829164, 18873234, 25164312, 27261338, 31658328, 37746468, 40892007, 54522676, 75492936, 81784014, 109045352, 122676021, 163568028, 245352042, 327136056, 490704084, 981408168]

約数ペア:

[(1, 981408168), (2, 490704084), (3, 327136056), (4, 245352042), (6, 163568028), (8, 122676021), (9, 109045352), (12, 81784014), (13, 75492936), (18, 54522676), (24, 40892007), (26, 37746468), (31, 31658328), (36, 27261338), (39, 25164312), (52, 18873234), (62, 15829164), (72, 13630669), (78, 12582156), (93, 10552776), (104, 9436617), (117, 8388104), (124, 7914582), (149, 6586632), (156, 6291078), (186, 5276388), (227, 4323384), (234, 4194052), (248, 3957291), (279, 3517592), (298, 3293316), (312, 3145539), (372, 2638194), (403, 2435256), (447, 2195544), (454, 2161692), (468, 2097026), (558, 1758796), (596, 1646658), (681, 1441128), (744, 1319097), (806, 1217628), (894, 1097772), (908, 1080846), (936, 1048513), (1116, 879398), (1192, 823329), (1209, 811752), (1341, 731848), (1362, 720564), (1612, 608814), (1788, 548886), (1816, 540423), (1937, 506664), (2043, 480376), (2232, 439699), (2418, 405876), (2682, 365924), (2724, 360282), (2951, 332568), (3224, 304407), (3576, 274443), (3627, 270584), (3874, 253332), (4086, 240188), (4619, 212472), (4836, 202938), (5364, 182962), (5448, 180141), (5811, 168888), (5902, 166284), (7037, 139464), (7254, 135292), (7748, 126666), (8172, 120094), (8853, 110856), (9238, 106236), (9672, 101469), (10728, 91481), (11622, 84444), (11804, 83142), (13857, 70824), (14074, 69732), (14508, 67646), (15496, 63333), (16344, 60047), (17433, 56296), (17706, 55428), (18476, 53118), (21111, 46488), (23244, 42222), (23608, 41571), (26559, 36952), (27714, 35412), (28148, 34866), (29016, 33823)]