161548688

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:110

約数の個数: 180

約数和(自身を含む): 416616192

約数和(自身を除く): 255067504

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 31, 34, 46, 49, 56, 62, 68, 92, 98, 112, 119, 124, 136, 161, 184, 196, 217, 238, 248, 272, 289, 322, 368, 391, 392, 434, 476, 496, 527, 578, 644, 713, 782, 784, 833, 868, 952, 1054, 1127, 1156, 1288, 1426, 1519, 1564, 1666, 1736, 1904, 2023, 2108, 2254, 2312, 2576, 2737, 2852, 3038, 3128, 3332, 3472, 3689, 4046, 4216, 4508, 4624, 4991, 5474, 5704, 6076, 6256, 6647, 6664, 7378, 8092, 8432, 8959, 9016, 9982, 10948, 11408, 12121, 12152, 13294, 13328, 14161, 14756, 16184, 17918, 18032, 19159, 19964, 21896, 24242, 24304, 25823, 26588, 28322, 29512, 32368, 34937, 35836, 38318, 39928, 43792, 46529, 48484, 51646, 53176, 56644, 59024, 62713, 69874, 71672, 76636, 79856, 84847, 93058, 96968, 103292, 106352, 113288, 125426, 139748, 143344, 153272, 169694, 186116, 193936, 206057, 206584, 226576, 250852, 279496, 306544, 325703, 339388, 372232, 412114, 413168, 438991, 501704, 558992, 593929, 651406, 678776, 744464, 824228, 877982, 1003408, 1187858, 1302812, 1357552, 1442399, 1648456, 1755964, 2375716, 2605624, 2884798, 3296912, 3511928, 4751432, 5211248, 5769596, 7023856, 9502864, 10096793, 11539192, 20193586, 23078384, 40387172, 80774344, 161548688]

約数ペア:

[(1, 161548688), (2, 80774344), (4, 40387172), (7, 23078384), (8, 20193586), (14, 11539192), (16, 10096793), (17, 9502864), (23, 7023856), (28, 5769596), (31, 5211248), (34, 4751432), (46, 3511928), (49, 3296912), (56, 2884798), (62, 2605624), (68, 2375716), (92, 1755964), (98, 1648456), (112, 1442399), (119, 1357552), (124, 1302812), (136, 1187858), (161, 1003408), (184, 877982), (196, 824228), (217, 744464), (238, 678776), (248, 651406), (272, 593929), (289, 558992), (322, 501704), (368, 438991), (391, 413168), (392, 412114), (434, 372232), (476, 339388), (496, 325703), (527, 306544), (578, 279496), (644, 250852), (713, 226576), (782, 206584), (784, 206057), (833, 193936), (868, 186116), (952, 169694), (1054, 153272), (1127, 143344), (1156, 139748), (1288, 125426), (1426, 113288), (1519, 106352), (1564, 103292), (1666, 96968), (1736, 93058), (1904, 84847), (2023, 79856), (2108, 76636), (2254, 71672), (2312, 69874), (2576, 62713), (2737, 59024), (2852, 56644), (3038, 53176), (3128, 51646), (3332, 48484), (3472, 46529), (3689, 43792), (4046, 39928), (4216, 38318), (4508, 35836), (4624, 34937), (4991, 32368), (5474, 29512), (5704, 28322), (6076, 26588), (6256, 25823), (6647, 24304), (6664, 24242), (7378, 21896), (8092, 19964), (8432, 19159), (8959, 18032), (9016, 17918), (9982, 16184), (10948, 14756), (11408, 14161), (12121, 13328), (12152, 13294)]