285778860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:743

約数の個数: 96

約数和(自身を含む): 823882752

約数和(自身を除く): 538103892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 257, 258, 430, 431, 514, 516, 645, 771, 860, 862, 1028, 1285, 1290, 1293, 1542, 1724, 2155, 2570, 2580, 2586, 3084, 3855, 4310, 5140, 5172, 6465, 7710, 8620, 11051, 12930, 15420, 18533, 22102, 25860, 33153, 37066, 44204, 55255, 55599, 66306, 74132, 92665, 110510, 110767, 111198, 132612, 165765, 185330, 221020, 221534, 222396, 277995, 331530, 332301, 370660, 443068, 553835, 555990, 663060, 664602, 1107670, 1111980, 1329204, 1661505, 2215340, 3323010, 4762981, 6646020, 9525962, 14288943, 19051924, 23814905, 28577886, 47629810, 57155772, 71444715, 95259620, 142889430, 285778860]

約数ペア:

[(1, 285778860), (2, 142889430), (3, 95259620), (4, 71444715), (5, 57155772), (6, 47629810), (10, 28577886), (12, 23814905), (15, 19051924), (20, 14288943), (30, 9525962), (43, 6646020), (60, 4762981), (86, 3323010), (129, 2215340), (172, 1661505), (215, 1329204), (257, 1111980), (258, 1107670), (430, 664602), (431, 663060), (514, 555990), (516, 553835), (645, 443068), (771, 370660), (860, 332301), (862, 331530), (1028, 277995), (1285, 222396), (1290, 221534), (1293, 221020), (1542, 185330), (1724, 165765), (2155, 132612), (2570, 111198), (2580, 110767), (2586, 110510), (3084, 92665), (3855, 74132), (4310, 66306), (5140, 55599), (5172, 55255), (6465, 44204), (7710, 37066), (8620, 33153), (11051, 25860), (12930, 22102), (15420, 18533)]