261736244

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1663}}^1$

素因数の和:1765

約数の個数: 72

約数和(自身を含む): 589575168

約数和(自身を除く): 327838924

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 73, 77, 98, 146, 154, 196, 292, 308, 511, 539, 803, 1022, 1078, 1606, 1663, 2044, 2156, 3212, 3326, 3577, 5621, 6652, 7154, 11242, 11641, 14308, 18293, 22484, 23282, 36586, 39347, 46564, 73172, 78694, 81487, 121399, 128051, 157388, 162974, 242798, 256102, 325948, 485596, 512204, 849793, 896357, 1335389, 1699586, 1792714, 2670778, 3399172, 3585428, 5341556, 5948551, 9347723, 11897102, 18695446, 23794204, 37390892, 65434061, 130868122, 261736244]

約数ペア:

[(1, 261736244), (2, 130868122), (4, 65434061), (7, 37390892), (11, 23794204), (14, 18695446), (22, 11897102), (28, 9347723), (44, 5948551), (49, 5341556), (73, 3585428), (77, 3399172), (98, 2670778), (146, 1792714), (154, 1699586), (196, 1335389), (292, 896357), (308, 849793), (511, 512204), (539, 485596), (803, 325948), (1022, 256102), (1078, 242798), (1606, 162974), (1663, 157388), (2044, 128051), (2156, 121399), (3212, 81487), (3326, 78694), (3577, 73172), (5621, 46564), (6652, 39347), (7154, 36586), (11242, 23282), (11641, 22484), (14308, 18293)]