1729551880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{212999}}^1$

素因数の和:213046

約数の個数: 64

約数和(自身を含む): 4600800000

約数和(自身を除く): 2871248120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 212999, 425998, 851996, 1064995, 1490993, 1703992, 2129990, 2981986, 4259980, 5963972, 6176971, 7454965, 8519960, 11927944, 12353942, 14909930, 24707884, 29819860, 30884855, 43238797, 49415768, 59639720, 61769710, 86477594, 123539420, 172955188, 216193985, 247078840, 345910376, 432387970, 864775940, 1729551880]

約数ペア:

[(1, 1729551880), (2, 864775940), (4, 432387970), (5, 345910376), (7, 247078840), (8, 216193985), (10, 172955188), (14, 123539420), (20, 86477594), (28, 61769710), (29, 59639720), (35, 49415768), (40, 43238797), (56, 30884855), (58, 29819860), (70, 24707884), (116, 14909930), (140, 12353942), (145, 11927944), (203, 8519960), (232, 7454965), (280, 6176971), (290, 5963972), (406, 4259980), (580, 2981986), (812, 2129990), (1015, 1703992), (1160, 1490993), (1624, 1064995), (2030, 851996), (4060, 425998), (8120, 212999)]