320241656

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 771387840

約数和(自身を除く): 451146184

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 49, 56, 62, 73, 76, 98, 124, 133, 146, 152, 196, 217, 248, 266, 292, 361, 392, 434, 511, 532, 584, 589, 722, 868, 931, 1022, 1064, 1178, 1387, 1444, 1519, 1736, 1862, 2044, 2263, 2356, 2527, 2774, 2888, 3038, 3577, 3724, 4088, 4123, 4526, 4712, 5054, 5548, 6076, 7154, 7448, 8246, 9052, 9709, 10108, 11096, 11191, 12152, 14308, 15841, 16492, 17689, 18104, 19418, 20216, 22382, 26353, 28616, 28861, 31682, 32984, 35378, 38836, 42997, 44764, 52706, 57722, 63364, 67963, 70756, 77672, 78337, 85994, 89528, 105412, 110887, 115444, 126728, 135926, 141512, 156674, 171988, 184471, 210824, 221774, 230888, 271852, 300979, 313348, 343976, 368942, 443548, 543704, 548359, 601958, 626696, 737884, 816943, 887096, 1096718, 1203916, 1291297, 1475768, 1633886, 2106853, 2193436, 2407832, 2582594, 3267772, 4213706, 4386872, 5165188, 5718601, 6535544, 8427412, 10330376, 11437202, 16854824, 22874404, 40030207, 45748808, 80060414, 160120828, 320241656]

約数ペア:

[(1, 320241656), (2, 160120828), (4, 80060414), (7, 45748808), (8, 40030207), (14, 22874404), (19, 16854824), (28, 11437202), (31, 10330376), (38, 8427412), (49, 6535544), (56, 5718601), (62, 5165188), (73, 4386872), (76, 4213706), (98, 3267772), (124, 2582594), (133, 2407832), (146, 2193436), (152, 2106853), (196, 1633886), (217, 1475768), (248, 1291297), (266, 1203916), (292, 1096718), (361, 887096), (392, 816943), (434, 737884), (511, 626696), (532, 601958), (584, 548359), (589, 543704), (722, 443548), (868, 368942), (931, 343976), (1022, 313348), (1064, 300979), (1178, 271852), (1387, 230888), (1444, 221774), (1519, 210824), (1736, 184471), (1862, 171988), (2044, 156674), (2263, 141512), (2356, 135926), (2527, 126728), (2774, 115444), (2888, 110887), (3038, 105412), (3577, 89528), (3724, 85994), (4088, 78337), (4123, 77672), (4526, 70756), (4712, 67963), (5054, 63364), (5548, 57722), (6076, 52706), (7154, 44764), (7448, 42997), (8246, 38836), (9052, 35378), (9709, 32984), (10108, 31682), (11096, 28861), (11191, 28616), (12152, 26353), (14308, 22382), (15841, 20216), (16492, 19418), (17689, 18104)]