71831130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{853}}^1$

素因数の和:1271

約数の個数: 64

約数和(自身を含む): 197745408

約数和(自身を除く): 125914278

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 401, 802, 853, 1203, 1706, 2005, 2406, 2559, 2807, 4010, 4265, 5118, 5614, 5971, 6015, 8421, 8530, 11942, 12030, 12795, 14035, 16842, 17913, 25590, 28070, 29855, 35826, 42105, 59710, 84210, 89565, 179130, 342053, 684106, 1026159, 1710265, 2052318, 2394371, 3420530, 4788742, 5130795, 7183113, 10261590, 11971855, 14366226, 23943710, 35915565, 71831130]

約数ペア:

[(1, 71831130), (2, 35915565), (3, 23943710), (5, 14366226), (6, 11971855), (7, 10261590), (10, 7183113), (14, 5130795), (15, 4788742), (21, 3420530), (30, 2394371), (35, 2052318), (42, 1710265), (70, 1026159), (105, 684106), (210, 342053), (401, 179130), (802, 89565), (853, 84210), (1203, 59710), (1706, 42105), (2005, 35826), (2406, 29855), (2559, 28070), (2807, 25590), (4010, 17913), (4265, 16842), (5118, 14035), (5614, 12795), (5971, 12030), (6015, 11942), (8421, 8530)]