248079524

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2049

約数の個数: 72

約数和(自身を含む): 560387520

約数和(自身を除く): 312307996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 121, 148, 154, 242, 259, 308, 407, 484, 518, 814, 847, 1036, 1628, 1694, 1979, 2849, 3388, 3958, 4477, 5698, 7916, 8954, 11396, 13853, 17908, 21769, 27706, 31339, 43538, 55412, 62678, 73223, 87076, 125356, 146446, 152383, 239459, 292892, 304766, 478918, 512561, 609532, 805453, 957836, 1025122, 1610906, 1676213, 2050244, 3221812, 3352426, 5638171, 6704852, 8859983, 11276342, 17719966, 22552684, 35439932, 62019881, 124039762, 248079524]

約数ペア:

[(1, 248079524), (2, 124039762), (4, 62019881), (7, 35439932), (11, 22552684), (14, 17719966), (22, 11276342), (28, 8859983), (37, 6704852), (44, 5638171), (74, 3352426), (77, 3221812), (121, 2050244), (148, 1676213), (154, 1610906), (242, 1025122), (259, 957836), (308, 805453), (407, 609532), (484, 512561), (518, 478918), (814, 304766), (847, 292892), (1036, 239459), (1628, 152383), (1694, 146446), (1979, 125356), (2849, 87076), (3388, 73223), (3958, 62678), (4477, 55412), (5698, 43538), (7916, 31339), (8954, 27706), (11396, 21769), (13853, 17908)]