140595728

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1583}}^1$

素因数の和:1672

約数の個数: 80

約数和(自身を含む): 340978176

約数和(自身を除く): 200382448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 61, 91, 104, 112, 122, 182, 208, 244, 364, 427, 488, 728, 793, 854, 976, 1456, 1583, 1586, 1708, 3166, 3172, 3416, 5551, 6332, 6344, 6832, 11081, 11102, 12664, 12688, 20579, 22162, 22204, 25328, 41158, 44324, 44408, 82316, 88648, 88816, 96563, 144053, 164632, 177296, 193126, 288106, 329264, 386252, 576212, 675941, 772504, 1152424, 1255319, 1351882, 1545008, 2304848, 2510638, 2703764, 5021276, 5407528, 8787233, 10042552, 10815056, 17574466, 20085104, 35148932, 70297864, 140595728]

約数ペア:

[(1, 140595728), (2, 70297864), (4, 35148932), (7, 20085104), (8, 17574466), (13, 10815056), (14, 10042552), (16, 8787233), (26, 5407528), (28, 5021276), (52, 2703764), (56, 2510638), (61, 2304848), (91, 1545008), (104, 1351882), (112, 1255319), (122, 1152424), (182, 772504), (208, 675941), (244, 576212), (364, 386252), (427, 329264), (488, 288106), (728, 193126), (793, 177296), (854, 164632), (976, 144053), (1456, 96563), (1583, 88816), (1586, 88648), (1708, 82316), (3166, 44408), (3172, 44324), (3416, 41158), (5551, 25328), (6332, 22204), (6344, 22162), (6832, 20579), (11081, 12688), (11102, 12664)]