51502140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{797}}^1$

素因数の和:1171

約数の個数: 72

約数和(自身を含む): 156854880

約数和(自身を除く): 105352740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 359, 718, 797, 1077, 1436, 1594, 1795, 2154, 2391, 3188, 3231, 3590, 3985, 4308, 4782, 5385, 6462, 7173, 7180, 7970, 9564, 10770, 11955, 12924, 14346, 15940, 16155, 21540, 23910, 28692, 32310, 35865, 47820, 64620, 71730, 143460, 286123, 572246, 858369, 1144492, 1430615, 1716738, 2575107, 2861230, 3433476, 4291845, 5150214, 5722460, 8583690, 10300428, 12875535, 17167380, 25751070, 51502140]

約数ペア:

[(1, 51502140), (2, 25751070), (3, 17167380), (4, 12875535), (5, 10300428), (6, 8583690), (9, 5722460), (10, 5150214), (12, 4291845), (15, 3433476), (18, 2861230), (20, 2575107), (30, 1716738), (36, 1430615), (45, 1144492), (60, 858369), (90, 572246), (180, 286123), (359, 143460), (718, 71730), (797, 64620), (1077, 47820), (1436, 35865), (1594, 32310), (1795, 28692), (2154, 23910), (2391, 21540), (3188, 16155), (3231, 15940), (3590, 14346), (3985, 12924), (4308, 11955), (4782, 10770), (5385, 9564), (6462, 7970), (7173, 7180)]