76627720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 199584000

約数和(自身を除く): 122956280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 43, 46, 52, 65, 86, 92, 104, 115, 130, 149, 172, 184, 215, 230, 260, 298, 299, 344, 430, 460, 520, 559, 596, 598, 745, 860, 920, 989, 1118, 1192, 1196, 1490, 1495, 1720, 1937, 1978, 2236, 2392, 2795, 2980, 2990, 3427, 3874, 3956, 4472, 4945, 5590, 5960, 5980, 6407, 6854, 7748, 7912, 9685, 9890, 11180, 11960, 12814, 12857, 13708, 15496, 17135, 19370, 19780, 22360, 25628, 25714, 27416, 32035, 34270, 38740, 39560, 44551, 51256, 51428, 64070, 64285, 68540, 77480, 83291, 89102, 102856, 128140, 128570, 137080, 147361, 166582, 178204, 222755, 256280, 257140, 294722, 333164, 356408, 416455, 445510, 514280, 589444, 666328, 736805, 832910, 891020, 1178888, 1473610, 1665820, 1782040, 1915693, 2947220, 3331640, 3831386, 5894440, 7662772, 9578465, 15325544, 19156930, 38313860, 76627720]

約数ペア:

[(1, 76627720), (2, 38313860), (4, 19156930), (5, 15325544), (8, 9578465), (10, 7662772), (13, 5894440), (20, 3831386), (23, 3331640), (26, 2947220), (40, 1915693), (43, 1782040), (46, 1665820), (52, 1473610), (65, 1178888), (86, 891020), (92, 832910), (104, 736805), (115, 666328), (130, 589444), (149, 514280), (172, 445510), (184, 416455), (215, 356408), (230, 333164), (260, 294722), (298, 257140), (299, 256280), (344, 222755), (430, 178204), (460, 166582), (520, 147361), (559, 137080), (596, 128570), (598, 128140), (745, 102856), (860, 89102), (920, 83291), (989, 77480), (1118, 68540), (1192, 64285), (1196, 64070), (1490, 51428), (1495, 51256), (1720, 44551), (1937, 39560), (1978, 38740), (2236, 34270), (2392, 32035), (2795, 27416), (2980, 25714), (2990, 25628), (3427, 22360), (3874, 19780), (3956, 19370), (4472, 17135), (4945, 15496), (5590, 13708), (5960, 12857), (5980, 12814), (6407, 11960), (6854, 11180), (7748, 9890), (7912, 9685)]