19950120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{367}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 65445120

約数和(自身を除く): 45495000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 151, 180, 302, 360, 367, 453, 604, 734, 755, 906, 1101, 1208, 1359, 1468, 1510, 1812, 1835, 2202, 2265, 2718, 2936, 3020, 3303, 3624, 3670, 4404, 4530, 5436, 5505, 6040, 6606, 6795, 7340, 8808, 9060, 10872, 11010, 13212, 13590, 14680, 16515, 18120, 22020, 26424, 27180, 33030, 44040, 54360, 55417, 66060, 110834, 132120, 166251, 221668, 277085, 332502, 443336, 498753, 554170, 665004, 831255, 997506, 1108340, 1330008, 1662510, 1995012, 2216680, 2493765, 3325020, 3990024, 4987530, 6650040, 9975060, 19950120]

約数ペア:

[(1, 19950120), (2, 9975060), (3, 6650040), (4, 4987530), (5, 3990024), (6, 3325020), (8, 2493765), (9, 2216680), (10, 1995012), (12, 1662510), (15, 1330008), (18, 1108340), (20, 997506), (24, 831255), (30, 665004), (36, 554170), (40, 498753), (45, 443336), (60, 332502), (72, 277085), (90, 221668), (120, 166251), (151, 132120), (180, 110834), (302, 66060), (360, 55417), (367, 54360), (453, 44040), (604, 33030), (734, 27180), (755, 26424), (906, 22020), (1101, 18120), (1208, 16515), (1359, 14680), (1468, 13590), (1510, 13212), (1812, 11010), (1835, 10872), (2202, 9060), (2265, 8808), (2718, 7340), (2936, 6795), (3020, 6606), (3303, 6040), (3624, 5505), (3670, 5436), (4404, 4530)]