248809710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1\times {\mathrm{379}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 608486400

約数和(自身を除く): 359676690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 277, 379, 395, 474, 554, 758, 790, 831, 1137, 1185, 1385, 1662, 1895, 2274, 2370, 2770, 3790, 4155, 5685, 8310, 11370, 21883, 29941, 43766, 59882, 65649, 89823, 104983, 109415, 131298, 149705, 179646, 209966, 218830, 299410, 314949, 328245, 449115, 524915, 629898, 656490, 898230, 1049830, 1574745, 3149490, 8293657, 16587314, 24880971, 41468285, 49761942, 82936570, 124404855, 248809710]

約数ペア:

[(1, 248809710), (2, 124404855), (3, 82936570), (5, 49761942), (6, 41468285), (10, 24880971), (15, 16587314), (30, 8293657), (79, 3149490), (158, 1574745), (237, 1049830), (277, 898230), (379, 656490), (395, 629898), (474, 524915), (554, 449115), (758, 328245), (790, 314949), (831, 299410), (1137, 218830), (1185, 209966), (1385, 179646), (1662, 149705), (1895, 131298), (2274, 109415), (2370, 104983), (2770, 89823), (3790, 65649), (4155, 59882), (5685, 43766), (8310, 29941), (11370, 21883)]