30075640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{461}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 77837760

約数和(自身を除く): 47762120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 233, 280, 461, 466, 922, 932, 1165, 1631, 1844, 1864, 2305, 2330, 3227, 3262, 3688, 4610, 4660, 6454, 6524, 8155, 9220, 9320, 12908, 13048, 16135, 16310, 18440, 25816, 32270, 32620, 64540, 65240, 107413, 129080, 214826, 429652, 537065, 751891, 859304, 1074130, 1503782, 2148260, 3007564, 3759455, 4296520, 6015128, 7518910, 15037820, 30075640]

約数ペア:

[(1, 30075640), (2, 15037820), (4, 7518910), (5, 6015128), (7, 4296520), (8, 3759455), (10, 3007564), (14, 2148260), (20, 1503782), (28, 1074130), (35, 859304), (40, 751891), (56, 537065), (70, 429652), (140, 214826), (233, 129080), (280, 107413), (461, 65240), (466, 64540), (922, 32620), (932, 32270), (1165, 25816), (1631, 18440), (1844, 16310), (1864, 16135), (2305, 13048), (2330, 12908), (3227, 9320), (3262, 9220), (3688, 8155), (4610, 6524), (4660, 6454)]