247811148

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:133

約数の個数: 216

約数和(自身を含む): 759049200

約数和(自身を除く): 511238052

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 29, 31, 36, 38, 39, 52, 57, 58, 62, 76, 78, 87, 93, 114, 116, 117, 124, 156, 171, 174, 186, 228, 234, 247, 261, 279, 342, 348, 372, 377, 403, 468, 494, 522, 551, 558, 589, 684, 741, 754, 806, 899, 961, 988, 1044, 1102, 1116, 1131, 1178, 1209, 1482, 1508, 1612, 1653, 1767, 1798, 1922, 2204, 2223, 2262, 2356, 2418, 2697, 2883, 2964, 3306, 3393, 3534, 3596, 3627, 3844, 4446, 4524, 4836, 4959, 5301, 5394, 5766, 6612, 6786, 7068, 7163, 7254, 7657, 8091, 8649, 8892, 9918, 10602, 10788, 11532, 11687, 12493, 13572, 14326, 14508, 15314, 16182, 17081, 17298, 18259, 19836, 21204, 21489, 22971, 23374, 24986, 27869, 28652, 30628, 32364, 34162, 34596, 35061, 36518, 37479, 42978, 45942, 46748, 49972, 51243, 54777, 55738, 64467, 68324, 68913, 70122, 73036, 74958, 83607, 85956, 91884, 102486, 105183, 109554, 111476, 112437, 128934, 137826, 140244, 149916, 153729, 164331, 167214, 204972, 210366, 219108, 222053, 224874, 237367, 250821, 257868, 275652, 307458, 328662, 334428, 362297, 420732, 444106, 449748, 474734, 501642, 529511, 614916, 657324, 666159, 712101, 724594, 888212, 949468, 1003284, 1059022, 1086891, 1332318, 1424202, 1449188, 1588533, 1998477, 2118044, 2136303, 2173782, 2664636, 2848404, 3177066, 3260673, 3996954, 4272606, 4347564, 4765599, 6354132, 6521346, 6883643, 7993908, 8545212, 9531198, 13042692, 13767286, 19062396, 20650929, 27534572, 41301858, 61952787, 82603716, 123905574, 247811148]

約数ペア:

[(1, 247811148), (2, 123905574), (3, 82603716), (4, 61952787), (6, 41301858), (9, 27534572), (12, 20650929), (13, 19062396), (18, 13767286), (19, 13042692), (26, 9531198), (29, 8545212), (31, 7993908), (36, 6883643), (38, 6521346), (39, 6354132), (52, 4765599), (57, 4347564), (58, 4272606), (62, 3996954), (76, 3260673), (78, 3177066), (87, 2848404), (93, 2664636), (114, 2173782), (116, 2136303), (117, 2118044), (124, 1998477), (156, 1588533), (171, 1449188), (174, 1424202), (186, 1332318), (228, 1086891), (234, 1059022), (247, 1003284), (261, 949468), (279, 888212), (342, 724594), (348, 712101), (372, 666159), (377, 657324), (403, 614916), (468, 529511), (494, 501642), (522, 474734), (551, 449748), (558, 444106), (589, 420732), (684, 362297), (741, 334428), (754, 328662), (806, 307458), (899, 275652), (961, 257868), (988, 250821), (1044, 237367), (1102, 224874), (1116, 222053), (1131, 219108), (1178, 210366), (1209, 204972), (1482, 167214), (1508, 164331), (1612, 153729), (1653, 149916), (1767, 140244), (1798, 137826), (1922, 128934), (2204, 112437), (2223, 111476), (2262, 109554), (2356, 105183), (2418, 102486), (2697, 91884), (2883, 85956), (2964, 83607), (3306, 74958), (3393, 73036), (3534, 70122), (3596, 68913), (3627, 68324), (3844, 64467), (4446, 55738), (4524, 54777), (4836, 51243), (4959, 49972), (5301, 46748), (5394, 45942), (5766, 42978), (6612, 37479), (6786, 36518), (7068, 35061), (7163, 34596), (7254, 34162), (7657, 32364), (8091, 30628), (8649, 28652), (8892, 27869), (9918, 24986), (10602, 23374), (10788, 22971), (11532, 21489), (11687, 21204), (12493, 19836), (13572, 18259), (14326, 17298), (14508, 17081), (15314, 16182)]