15287790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1693}}^1$

素因数の和:1753

約数の個数: 64

約数和(自身を含む): 42932736

約数和(自身を除く): 27644946

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1693, 1806, 3010, 3386, 4515, 5079, 8465, 9030, 10158, 11851, 16930, 23702, 25395, 35553, 50790, 59255, 71106, 72799, 118510, 145598, 177765, 218397, 355530, 363995, 436794, 509593, 727990, 1019186, 1091985, 1528779, 2183970, 2547965, 3057558, 5095930, 7643895, 15287790]

約数ペア:

[(1, 15287790), (2, 7643895), (3, 5095930), (5, 3057558), (6, 2547965), (7, 2183970), (10, 1528779), (14, 1091985), (15, 1019186), (21, 727990), (30, 509593), (35, 436794), (42, 363995), (43, 355530), (70, 218397), (86, 177765), (105, 145598), (129, 118510), (210, 72799), (215, 71106), (258, 59255), (301, 50790), (430, 35553), (602, 25395), (645, 23702), (903, 16930), (1290, 11851), (1505, 10158), (1693, 9030), (1806, 8465), (3010, 5079), (3386, 4515)]