138212040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67751}}^1$

素因数の和:67782

約数の個数: 64

約数和(自身を含む): 439032960

約数和(自身を除く): 300820920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 67751, 135502, 203253, 271004, 338755, 406506, 542008, 677510, 813012, 1016265, 1151767, 1355020, 1626024, 2032530, 2303534, 2710040, 3455301, 4065060, 4607068, 5758835, 6910602, 8130120, 9214136, 11517670, 13821204, 17276505, 23035340, 27642408, 34553010, 46070680, 69106020, 138212040]

約数ペア:

[(1, 138212040), (2, 69106020), (3, 46070680), (4, 34553010), (5, 27642408), (6, 23035340), (8, 17276505), (10, 13821204), (12, 11517670), (15, 9214136), (17, 8130120), (20, 6910602), (24, 5758835), (30, 4607068), (34, 4065060), (40, 3455301), (51, 2710040), (60, 2303534), (68, 2032530), (85, 1626024), (102, 1355020), (120, 1151767), (136, 1016265), (170, 813012), (204, 677510), (255, 542008), (340, 406506), (408, 338755), (510, 271004), (680, 203253), (1020, 135502), (2040, 67751)]