1815704030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{9041}}^1$

素因数の和:9225

約数の個数: 64

約数和(自身を含む): 3958225920

約数和(自身を除く): 2142521890

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 151, 190, 266, 302, 665, 755, 1057, 1330, 1510, 2114, 2869, 5285, 5738, 9041, 10570, 14345, 18082, 20083, 28690, 40166, 45205, 63287, 90410, 100415, 126574, 171779, 200830, 316435, 343558, 632870, 858895, 1202453, 1365191, 1717790, 2404906, 2730382, 6012265, 6825955, 9556337, 12024530, 13651910, 19112674, 25938629, 47781685, 51877258, 95563370, 129693145, 181570403, 259386290, 363140806, 907852015, 1815704030]

約数ペア:

[(1, 1815704030), (2, 907852015), (5, 363140806), (7, 259386290), (10, 181570403), (14, 129693145), (19, 95563370), (35, 51877258), (38, 47781685), (70, 25938629), (95, 19112674), (133, 13651910), (151, 12024530), (190, 9556337), (266, 6825955), (302, 6012265), (665, 2730382), (755, 2404906), (1057, 1717790), (1330, 1365191), (1510, 1202453), (2114, 858895), (2869, 632870), (5285, 343558), (5738, 316435), (9041, 200830), (10570, 171779), (14345, 126574), (18082, 100415), (20083, 90410), (28690, 63287), (40166, 45205)]