29155720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 128

約数和(自身を含む): 77552640

約数和(自身を除く): 48396920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 43, 44, 46, 55, 67, 86, 88, 92, 110, 115, 134, 172, 184, 215, 220, 230, 253, 268, 335, 344, 430, 440, 460, 473, 506, 536, 670, 737, 860, 920, 946, 989, 1012, 1265, 1340, 1474, 1541, 1720, 1892, 1978, 2024, 2365, 2530, 2680, 2881, 2948, 3082, 3685, 3784, 3956, 4730, 4945, 5060, 5762, 5896, 6164, 7370, 7705, 7912, 9460, 9890, 10120, 10879, 11524, 12328, 14405, 14740, 15410, 16951, 18920, 19780, 21758, 23048, 28810, 29480, 30820, 31691, 33902, 39560, 43516, 54395, 57620, 61640, 63382, 66263, 67804, 84755, 87032, 108790, 115240, 126764, 132526, 135608, 158455, 169510, 217580, 253528, 265052, 316910, 331315, 339020, 435160, 530104, 633820, 662630, 678040, 728893, 1267640, 1325260, 1457786, 2650520, 2915572, 3644465, 5831144, 7288930, 14577860, 29155720]

約数ペア:

[(1, 29155720), (2, 14577860), (4, 7288930), (5, 5831144), (8, 3644465), (10, 2915572), (11, 2650520), (20, 1457786), (22, 1325260), (23, 1267640), (40, 728893), (43, 678040), (44, 662630), (46, 633820), (55, 530104), (67, 435160), (86, 339020), (88, 331315), (92, 316910), (110, 265052), (115, 253528), (134, 217580), (172, 169510), (184, 158455), (215, 135608), (220, 132526), (230, 126764), (253, 115240), (268, 108790), (335, 87032), (344, 84755), (430, 67804), (440, 66263), (460, 63382), (473, 61640), (506, 57620), (536, 54395), (670, 43516), (737, 39560), (860, 33902), (920, 31691), (946, 30820), (989, 29480), (1012, 28810), (1265, 23048), (1340, 21758), (1474, 19780), (1541, 18920), (1720, 16951), (1892, 15410), (1978, 14740), (2024, 14405), (2365, 12328), (2530, 11524), (2680, 10879), (2881, 10120), (2948, 9890), (3082, 9460), (3685, 7912), (3784, 7705), (3956, 7370), (4730, 6164), (4945, 5896), (5060, 5762)]