30281640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{911}}^1$

素因数の和:1202

約数の個数: 64

約数和(自身を含む): 91272960

約数和(自身を除く): 60991320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 277, 554, 831, 911, 1108, 1385, 1662, 1822, 2216, 2733, 2770, 3324, 3644, 4155, 4555, 5466, 5540, 6648, 7288, 8310, 9110, 10932, 11080, 13665, 16620, 18220, 21864, 27330, 33240, 36440, 54660, 109320, 252347, 504694, 757041, 1009388, 1261735, 1514082, 2018776, 2523470, 3028164, 3785205, 5046940, 6056328, 7570410, 10093880, 15140820, 30281640]

約数ペア:

[(1, 30281640), (2, 15140820), (3, 10093880), (4, 7570410), (5, 6056328), (6, 5046940), (8, 3785205), (10, 3028164), (12, 2523470), (15, 2018776), (20, 1514082), (24, 1261735), (30, 1009388), (40, 757041), (60, 504694), (120, 252347), (277, 109320), (554, 54660), (831, 36440), (911, 33240), (1108, 27330), (1385, 21864), (1662, 18220), (1822, 16620), (2216, 13665), (2733, 11080), (2770, 10932), (3324, 9110), (3644, 8310), (4155, 7288), (4555, 6648), (5466, 5540)]