1721820888

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1307}}^1$

素因数の和:1451

約数の個数: 160

約数和(自身を含む): 5127883200

約数和(自身を除く): 3406062312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 107, 108, 114, 152, 162, 171, 214, 216, 228, 321, 324, 342, 428, 456, 513, 642, 648, 684, 856, 963, 1026, 1284, 1307, 1368, 1539, 1926, 2033, 2052, 2568, 2614, 2889, 3078, 3852, 3921, 4066, 4104, 5228, 5778, 6099, 6156, 7704, 7842, 8132, 8667, 10456, 11556, 11763, 12198, 12312, 15684, 16264, 17334, 18297, 23112, 23526, 24396, 24833, 31368, 34668, 35289, 36594, 47052, 48792, 49666, 54891, 69336, 70578, 73188, 74499, 94104, 99332, 105867, 109782, 139849, 141156, 146376, 148998, 164673, 198664, 211734, 219564, 223497, 279698, 282312, 297996, 329346, 419547, 423468, 439128, 446994, 559396, 595992, 658692, 670491, 839094, 846936, 893988, 1118792, 1258641, 1317384, 1340982, 1678188, 1787976, 2011473, 2517282, 2657131, 2681964, 3356376, 3775923, 4022946, 5034564, 5314262, 5363928, 7551846, 7971393, 8045892, 10069128, 10628524, 11327769, 15103692, 15942786, 16091784, 21257048, 22655538, 23914179, 30207384, 31885572, 45311076, 47828358, 63771144, 71742537, 90622152, 95656716, 143485074, 191313432, 215227611, 286970148, 430455222, 573940296, 860910444, 1721820888]

約数ペア:

[(1, 1721820888), (2, 860910444), (3, 573940296), (4, 430455222), (6, 286970148), (8, 215227611), (9, 191313432), (12, 143485074), (18, 95656716), (19, 90622152), (24, 71742537), (27, 63771144), (36, 47828358), (38, 45311076), (54, 31885572), (57, 30207384), (72, 23914179), (76, 22655538), (81, 21257048), (107, 16091784), (108, 15942786), (114, 15103692), (152, 11327769), (162, 10628524), (171, 10069128), (214, 8045892), (216, 7971393), (228, 7551846), (321, 5363928), (324, 5314262), (342, 5034564), (428, 4022946), (456, 3775923), (513, 3356376), (642, 2681964), (648, 2657131), (684, 2517282), (856, 2011473), (963, 1787976), (1026, 1678188), (1284, 1340982), (1307, 1317384), (1368, 1258641), (1539, 1118792), (1926, 893988), (2033, 846936), (2052, 839094), (2568, 670491), (2614, 658692), (2889, 595992), (3078, 559396), (3852, 446994), (3921, 439128), (4066, 423468), (4104, 419547), (5228, 329346), (5778, 297996), (6099, 282312), (6156, 279698), (7704, 223497), (7842, 219564), (8132, 211734), (8667, 198664), (10456, 164673), (11556, 148998), (11763, 146376), (12198, 141156), (12312, 139849), (15684, 109782), (16264, 105867), (17334, 99332), (18297, 94104), (23112, 74499), (23526, 73188), (24396, 70578), (24833, 69336), (31368, 54891), (34668, 49666), (35289, 48792), (36594, 47052)]