286568940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{682307}}^1$

素因数の和:682326

約数の個数: 48

約数和(自身を含む): 917021952

約数和(自身を除く): 630453012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 682307, 1364614, 2046921, 2729228, 3411535, 4093842, 4776149, 6823070, 8187684, 9552298, 10234605, 13646140, 14328447, 19104596, 20469210, 23880745, 28656894, 40938420, 47761490, 57313788, 71642235, 95522980, 143284470, 286568940]

約数ペア:

[(1, 286568940), (2, 143284470), (3, 95522980), (4, 71642235), (5, 57313788), (6, 47761490), (7, 40938420), (10, 28656894), (12, 23880745), (14, 20469210), (15, 19104596), (20, 14328447), (21, 13646140), (28, 10234605), (30, 9552298), (35, 8187684), (42, 6823070), (60, 4776149), (70, 4093842), (84, 3411535), (105, 2729228), (140, 2046921), (210, 1364614), (420, 682307)]