261245928

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 692081280

約数和(自身を除く): 430835352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 47, 62, 93, 94, 124, 141, 186, 188, 241, 248, 282, 372, 376, 482, 564, 723, 744, 961, 964, 1128, 1446, 1457, 1922, 1928, 2883, 2892, 2914, 3844, 4371, 5766, 5784, 5828, 7471, 7688, 8742, 11327, 11532, 11656, 14942, 17484, 22413, 22654, 23064, 29884, 33981, 34968, 44826, 45167, 45308, 59768, 67962, 89652, 90334, 90616, 135501, 135924, 179304, 180668, 231601, 271002, 271848, 351137, 361336, 463202, 542004, 694803, 702274, 926404, 1053411, 1084008, 1389606, 1404548, 1852808, 2106822, 2779212, 2809096, 4213644, 5558424, 8427288, 10885247, 21770494, 32655741, 43540988, 65311482, 87081976, 130622964, 261245928]

約数ペア:

[(1, 261245928), (2, 130622964), (3, 87081976), (4, 65311482), (6, 43540988), (8, 32655741), (12, 21770494), (24, 10885247), (31, 8427288), (47, 5558424), (62, 4213644), (93, 2809096), (94, 2779212), (124, 2106822), (141, 1852808), (186, 1404548), (188, 1389606), (241, 1084008), (248, 1053411), (282, 926404), (372, 702274), (376, 694803), (482, 542004), (564, 463202), (723, 361336), (744, 351137), (961, 271848), (964, 271002), (1128, 231601), (1446, 180668), (1457, 179304), (1922, 135924), (1928, 135501), (2883, 90616), (2892, 90334), (2914, 89652), (3844, 67962), (4371, 59768), (5766, 45308), (5784, 45167), (5828, 44826), (7471, 34968), (7688, 33981), (8742, 29884), (11327, 23064), (11532, 22654), (11656, 22413), (14942, 17484)]