490275968

素因数分解:

$2^7\times 7^3\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:907

約数の個数: 128

約数和(自身を含む): 1228080000

約数和(自身を除く): 737804032

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 343, 364, 392, 416, 448, 637, 686, 728, 784, 832, 859, 896, 1274, 1372, 1456, 1568, 1664, 1718, 2548, 2744, 2912, 3136, 3436, 4459, 5096, 5488, 5824, 6013, 6272, 6872, 8918, 10192, 10976, 11167, 11648, 12026, 13744, 17836, 20384, 21952, 22334, 24052, 27488, 35672, 40768, 42091, 43904, 44668, 48104, 54976, 71344, 78169, 81536, 84182, 89336, 96208, 109952, 142688, 156338, 168364, 178672, 192416, 285376, 294637, 312676, 336728, 357344, 384832, 547183, 570752, 589274, 625352, 673456, 714688, 769664, 1094366, 1178548, 1250704, 1346912, 1429376, 2188732, 2357096, 2501408, 2693824, 3830281, 4377464, 4714192, 5002816, 5387648, 7660562, 8754928, 9428384, 10005632, 15321124, 17509856, 18856768, 30642248, 35019712, 37713536, 61284496, 70039424, 122568992, 245137984, 490275968]

約数ペア:

[(1, 490275968), (2, 245137984), (4, 122568992), (7, 70039424), (8, 61284496), (13, 37713536), (14, 35019712), (16, 30642248), (26, 18856768), (28, 17509856), (32, 15321124), (49, 10005632), (52, 9428384), (56, 8754928), (64, 7660562), (91, 5387648), (98, 5002816), (104, 4714192), (112, 4377464), (128, 3830281), (182, 2693824), (196, 2501408), (208, 2357096), (224, 2188732), (343, 1429376), (364, 1346912), (392, 1250704), (416, 1178548), (448, 1094366), (637, 769664), (686, 714688), (728, 673456), (784, 625352), (832, 589274), (859, 570752), (896, 547183), (1274, 384832), (1372, 357344), (1456, 336728), (1568, 312676), (1664, 294637), (1718, 285376), (2548, 192416), (2744, 178672), (2912, 168364), (3136, 156338), (3436, 142688), (4459, 109952), (5096, 96208), (5488, 89336), (5824, 84182), (6013, 81536), (6272, 78169), (6872, 71344), (8918, 54976), (10192, 48104), (10976, 44668), (11167, 43904), (11648, 42091), (12026, 40768), (13744, 35672), (17836, 27488), (20384, 24052), (21952, 22334)]