261526560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{23689}}^1$

素因数の和:23730

約数の個数: 96

約数和(自身を含む): 859662720

約数和(自身を除く): 598136160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 552, 690, 736, 920, 1104, 1380, 1840, 2208, 2760, 3680, 5520, 11040, 23689, 47378, 71067, 94756, 118445, 142134, 189512, 236890, 284268, 355335, 379024, 473780, 544847, 568536, 710670, 758048, 947560, 1089694, 1137072, 1421340, 1634541, 1895120, 2179388, 2274144, 2724235, 2842680, 3269082, 3790240, 4358776, 5448470, 5685360, 6538164, 8172705, 8717552, 10896940, 11370720, 13076328, 16345410, 17435104, 21793880, 26152656, 32690820, 43587760, 52305312, 65381640, 87175520, 130763280, 261526560]

約数ペア:

[(1, 261526560), (2, 130763280), (3, 87175520), (4, 65381640), (5, 52305312), (6, 43587760), (8, 32690820), (10, 26152656), (12, 21793880), (15, 17435104), (16, 16345410), (20, 13076328), (23, 11370720), (24, 10896940), (30, 8717552), (32, 8172705), (40, 6538164), (46, 5685360), (48, 5448470), (60, 4358776), (69, 3790240), (80, 3269082), (92, 2842680), (96, 2724235), (115, 2274144), (120, 2179388), (138, 1895120), (160, 1634541), (184, 1421340), (230, 1137072), (240, 1089694), (276, 947560), (345, 758048), (368, 710670), (460, 568536), (480, 544847), (552, 473780), (690, 379024), (736, 355335), (920, 284268), (1104, 236890), (1380, 189512), (1840, 142134), (2208, 118445), (2760, 94756), (3680, 71067), (5520, 47378), (11040, 23689)]