72437904

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 240

約数和(自身を含む): 259983360

約数和(自身を除く): 187545456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 47, 48, 56, 63, 66, 72, 77, 84, 88, 94, 99, 112, 126, 132, 139, 141, 144, 154, 168, 176, 188, 198, 231, 252, 264, 278, 282, 308, 329, 336, 376, 396, 417, 423, 462, 504, 517, 528, 556, 564, 616, 658, 693, 752, 792, 834, 846, 924, 973, 987, 1008, 1034, 1112, 1128, 1232, 1251, 1316, 1386, 1529, 1551, 1584, 1668, 1692, 1848, 1946, 1974, 2068, 2224, 2256, 2502, 2632, 2772, 2919, 2961, 3058, 3102, 3336, 3384, 3619, 3696, 3892, 3948, 4136, 4587, 4653, 5004, 5264, 5544, 5838, 5922, 6116, 6204, 6533, 6672, 6768, 7238, 7784, 7896, 8272, 8757, 9174, 9306, 10008, 10703, 10857, 11088, 11676, 11844, 12232, 12408, 13066, 13761, 14476, 15568, 15792, 17514, 18348, 18612, 19599, 20016, 21406, 21714, 23352, 23688, 24464, 24816, 26132, 27522, 28952, 32109, 32571, 35028, 36696, 37224, 39198, 42812, 43428, 45731, 46704, 47376, 52264, 55044, 57904, 58797, 64218, 65142, 70056, 71863, 73392, 74448, 78396, 85624, 86856, 91462, 96327, 104528, 110088, 117594, 128436, 130284, 137193, 140112, 143726, 156792, 171248, 173712, 182924, 192654, 215589, 220176, 235188, 256872, 260568, 274386, 287452, 313584, 365848, 385308, 411579, 431178, 470376, 503041, 513744, 521136, 548772, 574904, 646767, 731696, 770616, 823158, 862356, 940752, 1006082, 1097544, 1149808, 1293534, 1509123, 1541232, 1646316, 1724712, 2012164, 2195088, 2587068, 3018246, 3292632, 3449424, 4024328, 4527369, 5174136, 6036492, 6585264, 8048656, 9054738, 10348272, 12072984, 18109476, 24145968, 36218952, 72437904]

約数ペア:

[(1, 72437904), (2, 36218952), (3, 24145968), (4, 18109476), (6, 12072984), (7, 10348272), (8, 9054738), (9, 8048656), (11, 6585264), (12, 6036492), (14, 5174136), (16, 4527369), (18, 4024328), (21, 3449424), (22, 3292632), (24, 3018246), (28, 2587068), (33, 2195088), (36, 2012164), (42, 1724712), (44, 1646316), (47, 1541232), (48, 1509123), (56, 1293534), (63, 1149808), (66, 1097544), (72, 1006082), (77, 940752), (84, 862356), (88, 823158), (94, 770616), (99, 731696), (112, 646767), (126, 574904), (132, 548772), (139, 521136), (141, 513744), (144, 503041), (154, 470376), (168, 431178), (176, 411579), (188, 385308), (198, 365848), (231, 313584), (252, 287452), (264, 274386), (278, 260568), (282, 256872), (308, 235188), (329, 220176), (336, 215589), (376, 192654), (396, 182924), (417, 173712), (423, 171248), (462, 156792), (504, 143726), (517, 140112), (528, 137193), (556, 130284), (564, 128436), (616, 117594), (658, 110088), (693, 104528), (752, 96327), (792, 91462), (834, 86856), (846, 85624), (924, 78396), (973, 74448), (987, 73392), (1008, 71863), (1034, 70056), (1112, 65142), (1128, 64218), (1232, 58797), (1251, 57904), (1316, 55044), (1386, 52264), (1529, 47376), (1551, 46704), (1584, 45731), (1668, 43428), (1692, 42812), (1848, 39198), (1946, 37224), (1974, 36696), (2068, 35028), (2224, 32571), (2256, 32109), (2502, 28952), (2632, 27522), (2772, 26132), (2919, 24816), (2961, 24464), (3058, 23688), (3102, 23352), (3336, 21714), (3384, 21406), (3619, 20016), (3696, 19599), (3892, 18612), (3948, 18348), (4136, 17514), (4587, 15792), (4653, 15568), (5004, 14476), (5264, 13761), (5544, 13066), (5838, 12408), (5922, 12232), (6116, 11844), (6204, 11676), (6533, 11088), (6672, 10857), (6768, 10703), (7238, 10008), (7784, 9306), (7896, 9174), (8272, 8757)]