517845120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20747}}^1$

素因数の和:20782

約数の個数: 128

約数和(自身を含む): 1777688640

約数和(自身を除く): 1259843520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 20747, 24960, 41494, 62241, 82988, 103735, 124482, 165976, 207470, 248964, 269711, 311205, 331952, 414940, 497928, 539422, 622410, 663904, 809133, 829880, 995856, 1078844, 1244820, 1327808, 1348555, 1618266, 1659760, 1991712, 2157688, 2489640, 2655616, 2697110, 3236532, 3319520, 3983424, 4045665, 4315376, 4979280, 5394220, 6473064, 6639040, 7966848, 8091330, 8630752, 9958560, 10788440, 12946128, 13278080, 16182660, 17261504, 19917120, 21576880, 25892256, 32365320, 34523008, 39834240, 43153760, 51784512, 64730640, 86307520, 103569024, 129461280, 172615040, 258922560, 517845120]

約数ペア:

[(1, 517845120), (2, 258922560), (3, 172615040), (4, 129461280), (5, 103569024), (6, 86307520), (8, 64730640), (10, 51784512), (12, 43153760), (13, 39834240), (15, 34523008), (16, 32365320), (20, 25892256), (24, 21576880), (26, 19917120), (30, 17261504), (32, 16182660), (39, 13278080), (40, 12946128), (48, 10788440), (52, 9958560), (60, 8630752), (64, 8091330), (65, 7966848), (78, 6639040), (80, 6473064), (96, 5394220), (104, 4979280), (120, 4315376), (128, 4045665), (130, 3983424), (156, 3319520), (160, 3236532), (192, 2697110), (195, 2655616), (208, 2489640), (240, 2157688), (260, 1991712), (312, 1659760), (320, 1618266), (384, 1348555), (390, 1327808), (416, 1244820), (480, 1078844), (520, 995856), (624, 829880), (640, 809133), (780, 663904), (832, 622410), (960, 539422), (1040, 497928), (1248, 414940), (1560, 331952), (1664, 311205), (1920, 269711), (2080, 248964), (2496, 207470), (3120, 165976), (4160, 124482), (4992, 103735), (6240, 82988), (8320, 62241), (12480, 41494), (20747, 24960)]