30189420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{457}}^1$

素因数の和:839

約数の個数: 72

約数和(自身を含む): 92025024

約数和(自身を除く): 61835604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 367, 457, 734, 914, 1101, 1371, 1468, 1828, 1835, 2202, 2285, 2742, 3303, 3670, 4113, 4404, 4570, 5484, 5505, 6606, 6855, 7340, 8226, 9140, 11010, 13212, 13710, 16452, 16515, 20565, 22020, 27420, 33030, 41130, 66060, 82260, 167719, 335438, 503157, 670876, 838595, 1006314, 1509471, 1677190, 2012628, 2515785, 3018942, 3354380, 5031570, 6037884, 7547355, 10063140, 15094710, 30189420]

約数ペア:

[(1, 30189420), (2, 15094710), (3, 10063140), (4, 7547355), (5, 6037884), (6, 5031570), (9, 3354380), (10, 3018942), (12, 2515785), (15, 2012628), (18, 1677190), (20, 1509471), (30, 1006314), (36, 838595), (45, 670876), (60, 503157), (90, 335438), (180, 167719), (367, 82260), (457, 66060), (734, 41130), (914, 33030), (1101, 27420), (1371, 22020), (1468, 20565), (1828, 16515), (1835, 16452), (2202, 13710), (2285, 13212), (2742, 11010), (3303, 9140), (3670, 8226), (4113, 7340), (4404, 6855), (4570, 6606), (5484, 5505)]