251567604

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1303}}^1$

素因数の和:1517

約数の個数: 72

約数和(自身を含む): 660721152

約数和(自身を除く): 409153548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 173, 186, 279, 346, 372, 519, 558, 692, 1038, 1116, 1303, 1557, 2076, 2606, 3114, 3909, 5212, 5363, 6228, 7818, 10726, 11727, 15636, 16089, 21452, 23454, 32178, 40393, 46908, 48267, 64356, 80786, 96534, 121179, 161572, 193068, 225419, 242358, 363537, 450838, 484716, 676257, 727074, 901676, 1352514, 1454148, 2028771, 2705028, 4057542, 6987989, 8115084, 13975978, 20963967, 27951956, 41927934, 62891901, 83855868, 125783802, 251567604]

約数ペア:

[(1, 251567604), (2, 125783802), (3, 83855868), (4, 62891901), (6, 41927934), (9, 27951956), (12, 20963967), (18, 13975978), (31, 8115084), (36, 6987989), (62, 4057542), (93, 2705028), (124, 2028771), (173, 1454148), (186, 1352514), (279, 901676), (346, 727074), (372, 676257), (519, 484716), (558, 450838), (692, 363537), (1038, 242358), (1116, 225419), (1303, 193068), (1557, 161572), (2076, 121179), (2606, 96534), (3114, 80786), (3909, 64356), (5212, 48267), (5363, 46908), (6228, 40393), (7818, 32178), (10726, 23454), (11727, 21452), (15636, 16089)]