28758120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{367}}^1\times {\mathrm{653}}^1$

素因数の和:1034

約数の個数: 64

約数和(自身を含む): 86641920

約数和(自身を除く): 57883800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 367, 653, 734, 1101, 1306, 1468, 1835, 1959, 2202, 2612, 2936, 3265, 3670, 3918, 4404, 5224, 5505, 6530, 7340, 7836, 8808, 9795, 11010, 13060, 14680, 15672, 19590, 22020, 26120, 39180, 44040, 78360, 239651, 479302, 718953, 958604, 1198255, 1437906, 1917208, 2396510, 2875812, 3594765, 4793020, 5751624, 7189530, 9586040, 14379060, 28758120]

約数ペア:

[(1, 28758120), (2, 14379060), (3, 9586040), (4, 7189530), (5, 5751624), (6, 4793020), (8, 3594765), (10, 2875812), (12, 2396510), (15, 1917208), (20, 1437906), (24, 1198255), (30, 958604), (40, 718953), (60, 479302), (120, 239651), (367, 78360), (653, 44040), (734, 39180), (1101, 26120), (1306, 22020), (1468, 19590), (1835, 15672), (1959, 14680), (2202, 13060), (2612, 11010), (2936, 9795), (3265, 8808), (3670, 7836), (3918, 7340), (4404, 6530), (5224, 5505)]