661110672

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{2371}}^1$

素因数の和:2576

約数の個数: 80

約数和(自身を含む): 1765944512

約数和(自身を除く): 1104833840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 157, 222, 296, 314, 444, 471, 592, 628, 888, 942, 1256, 1776, 1884, 2371, 2512, 3768, 4742, 5809, 7113, 7536, 9484, 11618, 14226, 17427, 18968, 23236, 28452, 34854, 37936, 46472, 56904, 69708, 87727, 92944, 113808, 139416, 175454, 263181, 278832, 350908, 372247, 526362, 701816, 744494, 1052724, 1116741, 1403632, 1488988, 2105448, 2233482, 2977976, 4210896, 4466964, 5955952, 8933928, 13773139, 17867856, 27546278, 41319417, 55092556, 82638834, 110185112, 165277668, 220370224, 330555336, 661110672]

約数ペア:

[(1, 661110672), (2, 330555336), (3, 220370224), (4, 165277668), (6, 110185112), (8, 82638834), (12, 55092556), (16, 41319417), (24, 27546278), (37, 17867856), (48, 13773139), (74, 8933928), (111, 5955952), (148, 4466964), (157, 4210896), (222, 2977976), (296, 2233482), (314, 2105448), (444, 1488988), (471, 1403632), (592, 1116741), (628, 1052724), (888, 744494), (942, 701816), (1256, 526362), (1776, 372247), (1884, 350908), (2371, 278832), (2512, 263181), (3768, 175454), (4742, 139416), (5809, 113808), (7113, 92944), (7536, 87727), (9484, 69708), (11618, 56904), (14226, 46472), (17427, 37936), (18968, 34854), (23236, 28452)]