311936820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{30763}}^1$

素因数の和:30801

約数の個数: 72

約数和(自身を含む): 945808416

約数和(自身を除く): 633871596

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 30763, 61526, 92289, 123052, 153815, 184578, 307630, 369156, 399919, 461445, 615260, 799838, 922890, 1199757, 1599676, 1845780, 1999595, 2399514, 3999190, 4799028, 5198947, 5998785, 7998380, 10397894, 11997570, 15596841, 20795788, 23995140, 25994735, 31193682, 51989470, 62387364, 77984205, 103978940, 155968410, 311936820]

約数ペア:

[(1, 311936820), (2, 155968410), (3, 103978940), (4, 77984205), (5, 62387364), (6, 51989470), (10, 31193682), (12, 25994735), (13, 23995140), (15, 20795788), (20, 15596841), (26, 11997570), (30, 10397894), (39, 7998380), (52, 5998785), (60, 5198947), (65, 4799028), (78, 3999190), (130, 2399514), (156, 1999595), (169, 1845780), (195, 1599676), (260, 1199757), (338, 922890), (390, 799838), (507, 615260), (676, 461445), (780, 399919), (845, 369156), (1014, 307630), (1690, 184578), (2028, 153815), (2535, 123052), (3380, 92289), (5070, 61526), (10140, 30763)]