438420136

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:887

約数の個数: 128

約数和(自身を含む): 1103155200

約数和(自身を除く): 664735064

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 47, 56, 76, 77, 88, 94, 133, 152, 154, 188, 209, 266, 308, 329, 376, 418, 517, 532, 616, 658, 797, 836, 893, 1034, 1064, 1316, 1463, 1594, 1672, 1786, 2068, 2632, 2926, 3188, 3572, 3619, 4136, 5579, 5852, 6251, 6376, 7144, 7238, 8767, 9823, 11158, 11704, 12502, 14476, 15143, 17534, 19646, 22316, 25004, 28952, 30286, 35068, 37459, 39292, 44632, 50008, 60572, 61369, 68761, 70136, 74918, 78584, 106001, 121144, 122738, 137522, 149836, 166573, 212002, 245476, 262213, 275044, 299672, 333146, 412049, 424004, 490952, 524426, 550088, 666292, 711721, 824098, 848008, 1048852, 1166011, 1332584, 1423442, 1648196, 2097704, 2332022, 2846884, 2884343, 3296392, 4664044, 4982047, 5693768, 5768686, 7828931, 9328088, 9964094, 11537372, 15657862, 19928188, 23074744, 31315724, 39856376, 54802517, 62631448, 109605034, 219210068, 438420136]

約数ペア:

[(1, 438420136), (2, 219210068), (4, 109605034), (7, 62631448), (8, 54802517), (11, 39856376), (14, 31315724), (19, 23074744), (22, 19928188), (28, 15657862), (38, 11537372), (44, 9964094), (47, 9328088), (56, 7828931), (76, 5768686), (77, 5693768), (88, 4982047), (94, 4664044), (133, 3296392), (152, 2884343), (154, 2846884), (188, 2332022), (209, 2097704), (266, 1648196), (308, 1423442), (329, 1332584), (376, 1166011), (418, 1048852), (517, 848008), (532, 824098), (616, 711721), (658, 666292), (797, 550088), (836, 524426), (893, 490952), (1034, 424004), (1064, 412049), (1316, 333146), (1463, 299672), (1594, 275044), (1672, 262213), (1786, 245476), (2068, 212002), (2632, 166573), (2926, 149836), (3188, 137522), (3572, 122738), (3619, 121144), (4136, 106001), (5579, 78584), (5852, 74918), (6251, 70136), (6376, 68761), (7144, 61369), (7238, 60572), (8767, 50008), (9823, 44632), (11158, 39292), (11704, 37459), (12502, 35068), (14476, 30286), (15143, 28952), (17534, 25004), (19646, 22316)]