287859996

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1559}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 763176960

約数和(自身を除く): 475316964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 223, 276, 414, 446, 669, 828, 892, 1338, 1559, 2007, 2676, 3118, 4014, 4677, 5129, 6236, 8028, 9354, 10258, 14031, 15387, 18708, 20516, 28062, 30774, 35857, 46161, 56124, 61548, 71714, 92322, 107571, 143428, 184644, 215142, 322713, 347657, 430284, 645426, 695314, 1042971, 1290852, 1390628, 2085942, 3128913, 4171884, 6257826, 7996111, 12515652, 15992222, 23988333, 31984444, 47976666, 71964999, 95953332, 143929998, 287859996]

約数ペア:

[(1, 287859996), (2, 143929998), (3, 95953332), (4, 71964999), (6, 47976666), (9, 31984444), (12, 23988333), (18, 15992222), (23, 12515652), (36, 7996111), (46, 6257826), (69, 4171884), (92, 3128913), (138, 2085942), (207, 1390628), (223, 1290852), (276, 1042971), (414, 695314), (446, 645426), (669, 430284), (828, 347657), (892, 322713), (1338, 215142), (1559, 184644), (2007, 143428), (2676, 107571), (3118, 92322), (4014, 71714), (4677, 61548), (5129, 56124), (6236, 46161), (8028, 35857), (9354, 30774), (10258, 28062), (14031, 20516), (15387, 18708)]