404927216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:546

約数の個数: 80

約数和(自身を含む): 861775200

約数和(自身を除く): 456847984

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 89, 136, 172, 178, 272, 344, 356, 389, 688, 712, 731, 778, 1424, 1462, 1513, 1556, 2924, 3026, 3112, 3827, 5848, 6052, 6224, 6613, 7654, 11696, 12104, 13226, 15308, 16727, 24208, 26452, 30616, 33454, 34621, 52904, 61232, 65059, 66908, 69242, 105808, 130118, 133816, 138484, 260236, 267632, 276968, 284359, 520472, 553936, 568718, 588557, 1040944, 1137436, 1177114, 1488703, 2274872, 2354228, 2977406, 4549744, 4708456, 5954812, 9416912, 11909624, 23819248, 25307951, 50615902, 101231804, 202463608, 404927216]

約数ペア:

[(1, 404927216), (2, 202463608), (4, 101231804), (8, 50615902), (16, 25307951), (17, 23819248), (34, 11909624), (43, 9416912), (68, 5954812), (86, 4708456), (89, 4549744), (136, 2977406), (172, 2354228), (178, 2274872), (272, 1488703), (344, 1177114), (356, 1137436), (389, 1040944), (688, 588557), (712, 568718), (731, 553936), (778, 520472), (1424, 284359), (1462, 276968), (1513, 267632), (1556, 260236), (2924, 138484), (3026, 133816), (3112, 130118), (3827, 105808), (5848, 69242), (6052, 66908), (6224, 65059), (6613, 61232), (7654, 52904), (11696, 34621), (12104, 33454), (13226, 30616), (15308, 26452), (16727, 24208)]