142678900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15679}}^1$

素因数の和:15713

約数の個数: 72

約数和(自身を含む): 381086720

約数和(自身を除く): 238407820

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 9100, 15679, 31358, 62716, 78395, 109753, 156790, 203827, 219506, 313580, 391975, 407654, 439012, 548765, 783950, 815308, 1019135, 1097530, 1426789, 1567900, 2038270, 2195060, 2743825, 2853578, 4076540, 5095675, 5487650, 5707156, 7133945, 10191350, 10975300, 14267890, 20382700, 28535780, 35669725, 71339450, 142678900]

約数ペア:

[(1, 142678900), (2, 71339450), (4, 35669725), (5, 28535780), (7, 20382700), (10, 14267890), (13, 10975300), (14, 10191350), (20, 7133945), (25, 5707156), (26, 5487650), (28, 5095675), (35, 4076540), (50, 2853578), (52, 2743825), (65, 2195060), (70, 2038270), (91, 1567900), (100, 1426789), (130, 1097530), (140, 1019135), (175, 815308), (182, 783950), (260, 548765), (325, 439012), (350, 407654), (364, 391975), (455, 313580), (650, 219506), (700, 203827), (910, 156790), (1300, 109753), (1820, 78395), (2275, 62716), (4550, 31358), (9100, 15679)]