1396221984

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:767

約数の個数: 144

約数和(自身を含む): 4064860800

約数和(自身を除く): 2668638816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 109, 144, 158, 218, 237, 288, 316, 327, 436, 474, 563, 632, 654, 711, 872, 948, 981, 1126, 1264, 1308, 1422, 1689, 1744, 1896, 1962, 2252, 2528, 2616, 2844, 3378, 3488, 3792, 3924, 4504, 5067, 5232, 5688, 6756, 7584, 7848, 8611, 9008, 10134, 10464, 11376, 13512, 15696, 17222, 18016, 20268, 22752, 25833, 27024, 31392, 34444, 40536, 44477, 51666, 54048, 61367, 68888, 77499, 81072, 88954, 103332, 122734, 133431, 137776, 154998, 162144, 177908, 184101, 206664, 245468, 266862, 275552, 309996, 355816, 368202, 400293, 413328, 490936, 533724, 552303, 619992, 711632, 736404, 800586, 826656, 981872, 1067448, 1104606, 1239984, 1423264, 1472808, 1601172, 1963744, 2134896, 2209212, 2479968, 2945616, 3202344, 4269792, 4418424, 4847993, 5891232, 6404688, 8836848, 9695986, 12809376, 14543979, 17673696, 19391972, 29087958, 38783944, 43631937, 58175916, 77567888, 87263874, 116351832, 155135776, 174527748, 232703664, 349055496, 465407328, 698110992, 1396221984]

約数ペア:

[(1, 1396221984), (2, 698110992), (3, 465407328), (4, 349055496), (6, 232703664), (8, 174527748), (9, 155135776), (12, 116351832), (16, 87263874), (18, 77567888), (24, 58175916), (32, 43631937), (36, 38783944), (48, 29087958), (72, 19391972), (79, 17673696), (96, 14543979), (109, 12809376), (144, 9695986), (158, 8836848), (218, 6404688), (237, 5891232), (288, 4847993), (316, 4418424), (327, 4269792), (436, 3202344), (474, 2945616), (563, 2479968), (632, 2209212), (654, 2134896), (711, 1963744), (872, 1601172), (948, 1472808), (981, 1423264), (1126, 1239984), (1264, 1104606), (1308, 1067448), (1422, 981872), (1689, 826656), (1744, 800586), (1896, 736404), (1962, 711632), (2252, 619992), (2528, 552303), (2616, 533724), (2844, 490936), (3378, 413328), (3488, 400293), (3792, 368202), (3924, 355816), (4504, 309996), (5067, 275552), (5232, 266862), (5688, 245468), (6756, 206664), (7584, 184101), (7848, 177908), (8611, 162144), (9008, 154998), (10134, 137776), (10464, 133431), (11376, 122734), (13512, 103332), (15696, 88954), (17222, 81072), (18016, 77499), (20268, 68888), (22752, 61367), (25833, 54048), (27024, 51666), (31392, 44477), (34444, 40536)]