71694420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{170701}}^1$

素因数の和:170720

約数の個数: 48

約数和(自身を含む): 229423488

約数和(自身を除く): 157729068

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, 170701, 341402, 512103, 682804, 853505, 1024206, 1194907, 1707010, 2048412, 2389814, 2560515, 3414020, 3584721, 4779628, 5121030, 5974535, 7169442, 10242060, 11949070, 14338884, 17923605, 23898140, 35847210, 71694420]

約数ペア:

[(1, 71694420), (2, 35847210), (3, 23898140), (4, 17923605), (5, 14338884), (6, 11949070), (7, 10242060), (10, 7169442), (12, 5974535), (14, 5121030), (15, 4779628), (20, 3584721), (21, 3414020), (28, 2560515), (30, 2389814), (35, 2048412), (42, 1707010), (60, 1194907), (70, 1024206), (84, 853505), (105, 682804), (140, 512103), (210, 341402), (420, 170701)]