189912828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 551577600

約数和(自身を除く): 361664772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 89, 98, 114, 133, 147, 178, 191, 196, 228, 266, 267, 294, 356, 382, 399, 532, 534, 573, 588, 623, 764, 798, 931, 1068, 1146, 1246, 1337, 1596, 1691, 1862, 1869, 2292, 2492, 2674, 2793, 3382, 3629, 3724, 3738, 4011, 4361, 5073, 5348, 5586, 6764, 7258, 7476, 8022, 8722, 9359, 10146, 10887, 11172, 11837, 13083, 14516, 16044, 16999, 17444, 18718, 20292, 21774, 23674, 25403, 26166, 28077, 33998, 35511, 37436, 43548, 47348, 50806, 50997, 52332, 56154, 67996, 71022, 76209, 82859, 101612, 101994, 112308, 118993, 142044, 152418, 165718, 177821, 203988, 237986, 248577, 304836, 322981, 331436, 355642, 356979, 475972, 497154, 533463, 645962, 711284, 713958, 832951, 968943, 994308, 1066926, 1291924, 1427916, 1665902, 1937886, 2133852, 2260867, 2498853, 3331804, 3875772, 4521734, 4997706, 6782601, 9043468, 9995412, 13565202, 15826069, 27130404, 31652138, 47478207, 63304276, 94956414, 189912828]

約数ペア:

[(1, 189912828), (2, 94956414), (3, 63304276), (4, 47478207), (6, 31652138), (7, 27130404), (12, 15826069), (14, 13565202), (19, 9995412), (21, 9043468), (28, 6782601), (38, 4997706), (42, 4521734), (49, 3875772), (57, 3331804), (76, 2498853), (84, 2260867), (89, 2133852), (98, 1937886), (114, 1665902), (133, 1427916), (147, 1291924), (178, 1066926), (191, 994308), (196, 968943), (228, 832951), (266, 713958), (267, 711284), (294, 645962), (356, 533463), (382, 497154), (399, 475972), (532, 356979), (534, 355642), (573, 331436), (588, 322981), (623, 304836), (764, 248577), (798, 237986), (931, 203988), (1068, 177821), (1146, 165718), (1246, 152418), (1337, 142044), (1596, 118993), (1691, 112308), (1862, 101994), (1869, 101612), (2292, 82859), (2492, 76209), (2674, 71022), (2793, 67996), (3382, 56154), (3629, 52332), (3724, 50997), (3738, 50806), (4011, 47348), (4361, 43548), (5073, 37436), (5348, 35511), (5586, 33998), (6764, 28077), (7258, 26166), (7476, 25403), (8022, 23674), (8722, 21774), (9359, 20292), (10146, 18718), (10887, 17444), (11172, 16999), (11837, 16044), (13083, 14516)]