12814020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 39161304

約数和(自身を除く): 26347284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 277, 514, 554, 771, 831, 1028, 1108, 1285, 1385, 1542, 1662, 2313, 2493, 2570, 2770, 3084, 3324, 3855, 4155, 4626, 4986, 5140, 5540, 7710, 8310, 9252, 9972, 11565, 12465, 15420, 16620, 23130, 24930, 46260, 49860, 71189, 142378, 213567, 284756, 355945, 427134, 640701, 711890, 854268, 1067835, 1281402, 1423780, 2135670, 2562804, 3203505, 4271340, 6407010, 12814020]

約数ペア:

[(1, 12814020), (2, 6407010), (3, 4271340), (4, 3203505), (5, 2562804), (6, 2135670), (9, 1423780), (10, 1281402), (12, 1067835), (15, 854268), (18, 711890), (20, 640701), (30, 427134), (36, 355945), (45, 284756), (60, 213567), (90, 142378), (180, 71189), (257, 49860), (277, 46260), (514, 24930), (554, 23130), (771, 16620), (831, 15420), (1028, 12465), (1108, 11565), (1285, 9972), (1385, 9252), (1542, 8310), (1662, 7710), (2313, 5540), (2493, 5140), (2570, 4986), (2770, 4626), (3084, 4155), (3324, 3855)]