210919240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20359}}^1$

素因数の和:20414

約数の個数: 64

約数和(自身を含む): 557049600

約数和(自身を除く): 346130360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 20359, 40718, 81436, 101795, 142513, 162872, 203590, 285026, 407180, 570052, 712565, 753283, 814360, 1140104, 1425130, 1506566, 2850260, 3013132, 3766415, 5272981, 5700520, 6026264, 7532830, 10545962, 15065660, 21091924, 26364905, 30131320, 42183848, 52729810, 105459620, 210919240]

約数ペア:

[(1, 210919240), (2, 105459620), (4, 52729810), (5, 42183848), (7, 30131320), (8, 26364905), (10, 21091924), (14, 15065660), (20, 10545962), (28, 7532830), (35, 6026264), (37, 5700520), (40, 5272981), (56, 3766415), (70, 3013132), (74, 2850260), (140, 1506566), (148, 1425130), (185, 1140104), (259, 814360), (280, 753283), (296, 712565), (370, 570052), (518, 407180), (740, 285026), (1036, 203590), (1295, 162872), (1480, 142513), (2072, 101795), (2590, 81436), (5180, 40718), (10360, 20359)]