255939480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{236981}}^1$

素因数の和:237001

約数の個数: 64

約数和(自身を含む): 853135200

約数和(自身を除く): 597195720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 236981, 473962, 710943, 947924, 1184905, 1421886, 1895848, 2132829, 2369810, 2843772, 3554715, 4265658, 4739620, 5687544, 6398487, 7109430, 8531316, 9479240, 10664145, 12796974, 14218860, 17062632, 21328290, 25593948, 28437720, 31992435, 42656580, 51187896, 63984870, 85313160, 127969740, 255939480]

約数ペア:

[(1, 255939480), (2, 127969740), (3, 85313160), (4, 63984870), (5, 51187896), (6, 42656580), (8, 31992435), (9, 28437720), (10, 25593948), (12, 21328290), (15, 17062632), (18, 14218860), (20, 12796974), (24, 10664145), (27, 9479240), (30, 8531316), (36, 7109430), (40, 6398487), (45, 5687544), (54, 4739620), (60, 4265658), (72, 3554715), (90, 2843772), (108, 2369810), (120, 2132829), (135, 1895848), (180, 1421886), (216, 1184905), (270, 947924), (360, 710943), (540, 473962), (1080, 236981)]