64744470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{102769}}^1$

素因数の和:102789

約数の個数: 48

約数和(自身を含む): 192385440

約数和(自身を除く): 127640970

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 102769, 205538, 308307, 513845, 616614, 719383, 924921, 1027690, 1438766, 1541535, 1849842, 2158149, 3083070, 3596915, 4316298, 4624605, 6474447, 7193830, 9249210, 10790745, 12948894, 21581490, 32372235, 64744470]

約数ペア:

[(1, 64744470), (2, 32372235), (3, 21581490), (5, 12948894), (6, 10790745), (7, 9249210), (9, 7193830), (10, 6474447), (14, 4624605), (15, 4316298), (18, 3596915), (21, 3083070), (30, 2158149), (35, 1849842), (42, 1541535), (45, 1438766), (63, 1027690), (70, 924921), (90, 719383), (105, 616614), (126, 513845), (210, 308307), (315, 205538), (630, 102769)]