447199428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 1230048960

約数和(自身を除く): 782849532

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 114, 124, 156, 157, 186, 228, 247, 314, 372, 403, 471, 494, 589, 628, 741, 806, 942, 961, 988, 1178, 1209, 1482, 1612, 1767, 1884, 1922, 2041, 2356, 2418, 2883, 2964, 2983, 3534, 3844, 4082, 4836, 4867, 5766, 5966, 6123, 7068, 7657, 8164, 8949, 9734, 11532, 11932, 12246, 12493, 14601, 15314, 17898, 18259, 19468, 22971, 24492, 24986, 29202, 30628, 35796, 36518, 37479, 38779, 45942, 49972, 54777, 58404, 63271, 73036, 74958, 77558, 91884, 92473, 109554, 116337, 126542, 149916, 150877, 155116, 184946, 189813, 219108, 232674, 237367, 253084, 277419, 301754, 369892, 379626, 452631, 465348, 474734, 554838, 603508, 712101, 759252, 905262, 949468, 1109676, 1202149, 1424202, 1810524, 1961401, 2404298, 2848404, 2866663, 3606447, 3922802, 4808596, 5733326, 5884203, 7212894, 7845604, 8599989, 11466652, 11768406, 14425788, 17199978, 23536812, 34399956, 37266619, 74533238, 111799857, 149066476, 223599714, 447199428]

約数ペア:

[(1, 447199428), (2, 223599714), (3, 149066476), (4, 111799857), (6, 74533238), (12, 37266619), (13, 34399956), (19, 23536812), (26, 17199978), (31, 14425788), (38, 11768406), (39, 11466652), (52, 8599989), (57, 7845604), (62, 7212894), (76, 5884203), (78, 5733326), (93, 4808596), (114, 3922802), (124, 3606447), (156, 2866663), (157, 2848404), (186, 2404298), (228, 1961401), (247, 1810524), (314, 1424202), (372, 1202149), (403, 1109676), (471, 949468), (494, 905262), (589, 759252), (628, 712101), (741, 603508), (806, 554838), (942, 474734), (961, 465348), (988, 452631), (1178, 379626), (1209, 369892), (1482, 301754), (1612, 277419), (1767, 253084), (1884, 237367), (1922, 232674), (2041, 219108), (2356, 189813), (2418, 184946), (2883, 155116), (2964, 150877), (2983, 149916), (3534, 126542), (3844, 116337), (4082, 109554), (4836, 92473), (4867, 91884), (5766, 77558), (5966, 74958), (6123, 73036), (7068, 63271), (7657, 58404), (8164, 54777), (8949, 49972), (9734, 45942), (11532, 38779), (11932, 37479), (12246, 36518), (12493, 35796), (14601, 30628), (15314, 29202), (17898, 24986), (18259, 24492), (19468, 22971)]