139961528

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2179}}^1$

素因数の和:2260

約数の個数: 64

約数和(自身を含む): 318105600

約数和(自身を除く): 178144072

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 37, 56, 62, 74, 124, 148, 217, 248, 259, 296, 434, 518, 868, 1036, 1147, 1736, 2072, 2179, 2294, 4358, 4588, 8029, 8716, 9176, 15253, 16058, 17432, 30506, 32116, 61012, 64232, 67549, 80623, 122024, 135098, 161246, 270196, 322492, 472843, 540392, 564361, 644984, 945686, 1128722, 1891372, 2257444, 2499313, 3782744, 4514888, 4998626, 9997252, 17495191, 19994504, 34990382, 69980764, 139961528]

約数ペア:

[(1, 139961528), (2, 69980764), (4, 34990382), (7, 19994504), (8, 17495191), (14, 9997252), (28, 4998626), (31, 4514888), (37, 3782744), (56, 2499313), (62, 2257444), (74, 1891372), (124, 1128722), (148, 945686), (217, 644984), (248, 564361), (259, 540392), (296, 472843), (434, 322492), (518, 270196), (868, 161246), (1036, 135098), (1147, 122024), (1736, 80623), (2072, 67549), (2179, 64232), (2294, 61012), (4358, 32116), (4588, 30506), (8029, 17432), (8716, 16058), (9176, 15253)]