8261760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:366

約数の個数: 128

約数和(自身を含む): 28445760

約数和(自身を除く): 20184000

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, 331, 384, 390, 416, 480, 520, 624, 640, 662, 780, 832, 960, 993, 1040, 1248, 1324, 1560, 1655, 1664, 1920, 1986, 2080, 2496, 2648, 3120, 3310, 3972, 4160, 4303, 4965, 4992, 5296, 6240, 6620, 7944, 8320, 8606, 9930, 10592, 12480, 12909, 13240, 15888, 17212, 19860, 21184, 21515, 24960, 25818, 26480, 31776, 34424, 39720, 42368, 43030, 51636, 52960, 63552, 64545, 68848, 79440, 86060, 103272, 105920, 127104, 129090, 137696, 158880, 172120, 206544, 211840, 258180, 275392, 317760, 344240, 413088, 516360, 550784, 635520, 688480, 826176, 1032720, 1376960, 1652352, 2065440, 2753920, 4130880, 8261760]

約数ペア:

[(1, 8261760), (2, 4130880), (3, 2753920), (4, 2065440), (5, 1652352), (6, 1376960), (8, 1032720), (10, 826176), (12, 688480), (13, 635520), (15, 550784), (16, 516360), (20, 413088), (24, 344240), (26, 317760), (30, 275392), (32, 258180), (39, 211840), (40, 206544), (48, 172120), (52, 158880), (60, 137696), (64, 129090), (65, 127104), (78, 105920), (80, 103272), (96, 86060), (104, 79440), (120, 68848), (128, 64545), (130, 63552), (156, 52960), (160, 51636), (192, 43030), (195, 42368), (208, 39720), (240, 34424), (260, 31776), (312, 26480), (320, 25818), (331, 24960), (384, 21515), (390, 21184), (416, 19860), (480, 17212), (520, 15888), (624, 13240), (640, 12909), (662, 12480), (780, 10592), (832, 9930), (960, 8606), (993, 8320), (1040, 7944), (1248, 6620), (1324, 6240), (1560, 5296), (1655, 4992), (1664, 4965), (1920, 4303), (1986, 4160), (2080, 3972), (2496, 3310), (2648, 3120)]