51428790

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{27211}}^1$

素因数の和:27234

約数の個数: 64

約数和(自身を含む): 156741120

約数和(自身を除く): 105312330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 27211, 54422, 81633, 136055, 163266, 190477, 244899, 272110, 380954, 408165, 489798, 571431, 734697, 816330, 952385, 1142862, 1224495, 1469394, 1714293, 1904770, 2448990, 2857155, 3428586, 3673485, 5142879, 5714310, 7346970, 8571465, 10285758, 17142930, 25714395, 51428790]

約数ペア:

[(1, 51428790), (2, 25714395), (3, 17142930), (5, 10285758), (6, 8571465), (7, 7346970), (9, 5714310), (10, 5142879), (14, 3673485), (15, 3428586), (18, 2857155), (21, 2448990), (27, 1904770), (30, 1714293), (35, 1469394), (42, 1224495), (45, 1142862), (54, 952385), (63, 816330), (70, 734697), (90, 571431), (105, 489798), (126, 408165), (135, 380954), (189, 272110), (210, 244899), (270, 190477), (315, 163266), (378, 136055), (630, 81633), (945, 54422), (1890, 27211)]