208545246

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:136

約数の個数: 192

約数和(自身を含む): 605122560

約数和(自身を除く): 396577314

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 37, 39, 42, 54, 62, 63, 74, 78, 91, 93, 111, 117, 126, 182, 186, 189, 217, 222, 234, 259, 273, 279, 333, 351, 378, 403, 434, 481, 518, 546, 558, 651, 666, 702, 777, 806, 819, 837, 962, 999, 1147, 1209, 1302, 1369, 1443, 1554, 1638, 1674, 1953, 1998, 2294, 2331, 2418, 2457, 2738, 2821, 2886, 3367, 3441, 3627, 3906, 4107, 4329, 4662, 4914, 5642, 5859, 6734, 6882, 6993, 7254, 8029, 8214, 8463, 8658, 9583, 10101, 10323, 10881, 11718, 12321, 12987, 13986, 14911, 16058, 16926, 17797, 19166, 20202, 20646, 21762, 24087, 24642, 25389, 25974, 28749, 29822, 30303, 30969, 35594, 36963, 42439, 44733, 48174, 50778, 53391, 57498, 60606, 61938, 72261, 73926, 76167, 84878, 86247, 89466, 90909, 104377, 106782, 124579, 127317, 134199, 144522, 152334, 160173, 172494, 181818, 208754, 216783, 249158, 254634, 258741, 268398, 297073, 313131, 320346, 373737, 381951, 402597, 433566, 480519, 517482, 551707, 594146, 626262, 747474, 763902, 805194, 891219, 939393, 961038, 1103414, 1121211, 1145853, 1655121, 1782438, 1878786, 2242422, 2291706, 2673657, 2818179, 3310242, 3363633, 3861949, 4965363, 5347314, 5636358, 6727266, 7723898, 8020971, 9930726, 11585847, 14896089, 16041942, 23171694, 29792178, 34757541, 69515082, 104272623, 208545246]

約数ペア:

[(1, 208545246), (2, 104272623), (3, 69515082), (6, 34757541), (7, 29792178), (9, 23171694), (13, 16041942), (14, 14896089), (18, 11585847), (21, 9930726), (26, 8020971), (27, 7723898), (31, 6727266), (37, 5636358), (39, 5347314), (42, 4965363), (54, 3861949), (62, 3363633), (63, 3310242), (74, 2818179), (78, 2673657), (91, 2291706), (93, 2242422), (111, 1878786), (117, 1782438), (126, 1655121), (182, 1145853), (186, 1121211), (189, 1103414), (217, 961038), (222, 939393), (234, 891219), (259, 805194), (273, 763902), (279, 747474), (333, 626262), (351, 594146), (378, 551707), (403, 517482), (434, 480519), (481, 433566), (518, 402597), (546, 381951), (558, 373737), (651, 320346), (666, 313131), (702, 297073), (777, 268398), (806, 258741), (819, 254634), (837, 249158), (962, 216783), (999, 208754), (1147, 181818), (1209, 172494), (1302, 160173), (1369, 152334), (1443, 144522), (1554, 134199), (1638, 127317), (1674, 124579), (1953, 106782), (1998, 104377), (2294, 90909), (2331, 89466), (2418, 86247), (2457, 84878), (2738, 76167), (2821, 73926), (2886, 72261), (3367, 61938), (3441, 60606), (3627, 57498), (3906, 53391), (4107, 50778), (4329, 48174), (4662, 44733), (4914, 42439), (5642, 36963), (5859, 35594), (6734, 30969), (6882, 30303), (6993, 29822), (7254, 28749), (8029, 25974), (8214, 25389), (8463, 24642), (8658, 24087), (9583, 21762), (10101, 20646), (10323, 20202), (10881, 19166), (11718, 17797), (12321, 16926), (12987, 16058), (13986, 14911)]