445471936

素因数分解:

$2^6\times 7^4\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:276

約数の個数: 140

約数和(自身を含む): 1115559872

約数和(自身を除く): 670087936

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 182, 196, 208, 223, 224, 343, 364, 392, 416, 446, 448, 637, 686, 728, 784, 832, 892, 1274, 1372, 1456, 1561, 1568, 1784, 2401, 2548, 2744, 2899, 2912, 3122, 3136, 3568, 4459, 4802, 5096, 5488, 5798, 5824, 6244, 7136, 8918, 9604, 10192, 10927, 10976, 11596, 12488, 14272, 17836, 19208, 20293, 20384, 21854, 21952, 23192, 24976, 31213, 35672, 38416, 40586, 40768, 43708, 46384, 49952, 62426, 71344, 76489, 76832, 81172, 87416, 92768, 99904, 124852, 142051, 142688, 152978, 153664, 162344, 174832, 185536, 249704, 284102, 285376, 305956, 324688, 349664, 499408, 535423, 568204, 611912, 649376, 699328, 994357, 998816, 1070846, 1136408, 1223824, 1298752, 1988714, 1997632, 2141692, 2272816, 2447648, 3977428, 4283384, 4545632, 4895296, 6960499, 7954856, 8566768, 9091264, 13920998, 15909712, 17133536, 27841996, 31819424, 34267072, 55683992, 63638848, 111367984, 222735968, 445471936]

約数ペア:

[(1, 445471936), (2, 222735968), (4, 111367984), (7, 63638848), (8, 55683992), (13, 34267072), (14, 31819424), (16, 27841996), (26, 17133536), (28, 15909712), (32, 13920998), (49, 9091264), (52, 8566768), (56, 7954856), (64, 6960499), (91, 4895296), (98, 4545632), (104, 4283384), (112, 3977428), (182, 2447648), (196, 2272816), (208, 2141692), (223, 1997632), (224, 1988714), (343, 1298752), (364, 1223824), (392, 1136408), (416, 1070846), (446, 998816), (448, 994357), (637, 699328), (686, 649376), (728, 611912), (784, 568204), (832, 535423), (892, 499408), (1274, 349664), (1372, 324688), (1456, 305956), (1561, 285376), (1568, 284102), (1784, 249704), (2401, 185536), (2548, 174832), (2744, 162344), (2899, 153664), (2912, 152978), (3122, 142688), (3136, 142051), (3568, 124852), (4459, 99904), (4802, 92768), (5096, 87416), (5488, 81172), (5798, 76832), (5824, 76489), (6244, 71344), (7136, 62426), (8918, 49952), (9604, 46384), (10192, 43708), (10927, 40768), (10976, 40586), (11596, 38416), (12488, 35672), (14272, 31213), (17836, 24976), (19208, 23192), (20293, 21952), (20384, 21854)]