189957768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7907}}^1$

素因数の和:7947

約数の個数: 128

約数和(自身を含む): 637701120

約数和(自身を除く): 447743352

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 21, 22, 24, 26, 28, 33, 39, 42, 44, 52, 56, 66, 77, 78, 84, 88, 91, 104, 132, 143, 154, 156, 168, 182, 231, 264, 273, 286, 308, 312, 364, 429, 462, 546, 572, 616, 728, 858, 924, 1001, 1092, 1144, 1716, 1848, 2002, 2184, 3003, 3432, 4004, 6006, 7907, 8008, 12012, 15814, 23721, 24024, 31628, 47442, 55349, 63256, 86977, 94884, 102791, 110698, 166047, 173954, 189768, 205582, 221396, 260931, 308373, 332094, 347908, 411164, 442792, 521862, 608839, 616746, 664188, 695816, 719537, 822328, 1043724, 1130701, 1217678, 1233492, 1328376, 1439074, 1826517, 2087448, 2158611, 2261402, 2435356, 2466984, 2878148, 3392103, 3653034, 4317222, 4522804, 4870712, 5756296, 6784206, 7306068, 7914907, 8634444, 9045608, 13568412, 14612136, 15829814, 17268888, 23744721, 27136824, 31659628, 47489442, 63319256, 94978884, 189957768]

約数ペア:

[(1, 189957768), (2, 94978884), (3, 63319256), (4, 47489442), (6, 31659628), (7, 27136824), (8, 23744721), (11, 17268888), (12, 15829814), (13, 14612136), (14, 13568412), (21, 9045608), (22, 8634444), (24, 7914907), (26, 7306068), (28, 6784206), (33, 5756296), (39, 4870712), (42, 4522804), (44, 4317222), (52, 3653034), (56, 3392103), (66, 2878148), (77, 2466984), (78, 2435356), (84, 2261402), (88, 2158611), (91, 2087448), (104, 1826517), (132, 1439074), (143, 1328376), (154, 1233492), (156, 1217678), (168, 1130701), (182, 1043724), (231, 822328), (264, 719537), (273, 695816), (286, 664188), (308, 616746), (312, 608839), (364, 521862), (429, 442792), (462, 411164), (546, 347908), (572, 332094), (616, 308373), (728, 260931), (858, 221396), (924, 205582), (1001, 189768), (1092, 173954), (1144, 166047), (1716, 110698), (1848, 102791), (2002, 94884), (2184, 86977), (3003, 63256), (3432, 55349), (4004, 47442), (6006, 31628), (7907, 24024), (8008, 23721), (12012, 15814)]