289440036

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{457}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 746369624

約数和(自身を除く): 456929588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 241, 292, 438, 457, 482, 657, 723, 876, 914, 964, 1314, 1371, 1446, 1828, 2169, 2628, 2742, 2892, 4113, 4338, 5484, 8226, 8676, 16452, 17593, 33361, 35186, 52779, 66722, 70372, 100083, 105558, 110137, 133444, 158337, 200166, 211116, 220274, 300249, 316674, 330411, 400332, 440548, 600498, 633348, 660822, 991233, 1200996, 1321644, 1982466, 3964932, 8040001, 16080002, 24120003, 32160004, 48240006, 72360009, 96480012, 144720018, 289440036]

約数ペア:

[(1, 289440036), (2, 144720018), (3, 96480012), (4, 72360009), (6, 48240006), (9, 32160004), (12, 24120003), (18, 16080002), (36, 8040001), (73, 3964932), (146, 1982466), (219, 1321644), (241, 1200996), (292, 991233), (438, 660822), (457, 633348), (482, 600498), (657, 440548), (723, 400332), (876, 330411), (914, 316674), (964, 300249), (1314, 220274), (1371, 211116), (1446, 200166), (1828, 158337), (2169, 133444), (2628, 110137), (2742, 105558), (2892, 100083), (4113, 70372), (4338, 66722), (5484, 52779), (8226, 35186), (8676, 33361), (16452, 17593)]