491569232

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:329

約数の個数: 160

約数和(自身を含む): 1251729408

約数和(自身を除く): 760160176

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 61, 62, 77, 88, 112, 122, 124, 154, 176, 211, 217, 244, 248, 308, 341, 422, 427, 434, 488, 496, 616, 671, 682, 844, 854, 868, 976, 1232, 1342, 1364, 1477, 1688, 1708, 1736, 1891, 2321, 2387, 2684, 2728, 2954, 3376, 3416, 3472, 3782, 4642, 4697, 4774, 5368, 5456, 5908, 6541, 6832, 7564, 9284, 9394, 9548, 10736, 11816, 12871, 13082, 13237, 15128, 16247, 18568, 18788, 19096, 20801, 23632, 25742, 26164, 26474, 30256, 32494, 37136, 37576, 38192, 41602, 45787, 51484, 52328, 52948, 64988, 71951, 75152, 83204, 90097, 91574, 102968, 104656, 105896, 129976, 141581, 143902, 145607, 166408, 180194, 183148, 205936, 211792, 259952, 283162, 287804, 291214, 332816, 360388, 366296, 399001, 503657, 566324, 575608, 582428, 720776, 732592, 798002, 991067, 1007314, 1132648, 1151216, 1164856, 1441552, 1596004, 1982134, 2014628, 2265296, 2329712, 2793007, 3192008, 3964268, 4029256, 4389011, 5586014, 6384016, 7928536, 8058512, 8778022, 11172028, 15857072, 17556044, 22344056, 30723077, 35112088, 44688112, 61446154, 70224176, 122892308, 245784616, 491569232]

約数ペア:

[(1, 491569232), (2, 245784616), (4, 122892308), (7, 70224176), (8, 61446154), (11, 44688112), (14, 35112088), (16, 30723077), (22, 22344056), (28, 17556044), (31, 15857072), (44, 11172028), (56, 8778022), (61, 8058512), (62, 7928536), (77, 6384016), (88, 5586014), (112, 4389011), (122, 4029256), (124, 3964268), (154, 3192008), (176, 2793007), (211, 2329712), (217, 2265296), (244, 2014628), (248, 1982134), (308, 1596004), (341, 1441552), (422, 1164856), (427, 1151216), (434, 1132648), (488, 1007314), (496, 991067), (616, 798002), (671, 732592), (682, 720776), (844, 582428), (854, 575608), (868, 566324), (976, 503657), (1232, 399001), (1342, 366296), (1364, 360388), (1477, 332816), (1688, 291214), (1708, 287804), (1736, 283162), (1891, 259952), (2321, 211792), (2387, 205936), (2684, 183148), (2728, 180194), (2954, 166408), (3376, 145607), (3416, 143902), (3472, 141581), (3782, 129976), (4642, 105896), (4697, 104656), (4774, 102968), (5368, 91574), (5456, 90097), (5908, 83204), (6541, 75152), (6832, 71951), (7564, 64988), (9284, 52948), (9394, 52328), (9548, 51484), (10736, 45787), (11816, 41602), (12871, 38192), (13082, 37576), (13237, 37136), (15128, 32494), (16247, 30256), (18568, 26474), (18788, 26164), (19096, 25742), (20801, 23632)]