13408380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 41011152

約数和(自身を除く): 27602772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 457, 489, 652, 815, 914, 978, 1371, 1467, 1630, 1828, 1956, 2285, 2445, 2742, 2934, 3260, 4113, 4570, 4890, 5484, 5868, 6855, 7335, 8226, 9140, 9780, 13710, 14670, 16452, 20565, 27420, 29340, 41130, 74491, 82260, 148982, 223473, 297964, 372455, 446946, 670419, 744910, 893892, 1117365, 1340838, 1489820, 2234730, 2681676, 3352095, 4469460, 6704190, 13408380]

約数ペア:

[(1, 13408380), (2, 6704190), (3, 4469460), (4, 3352095), (5, 2681676), (6, 2234730), (9, 1489820), (10, 1340838), (12, 1117365), (15, 893892), (18, 744910), (20, 670419), (30, 446946), (36, 372455), (45, 297964), (60, 223473), (90, 148982), (163, 82260), (180, 74491), (326, 41130), (457, 29340), (489, 27420), (652, 20565), (815, 16452), (914, 14670), (978, 13710), (1371, 9780), (1467, 9140), (1630, 8226), (1828, 7335), (1956, 6855), (2285, 5868), (2445, 5484), (2742, 4890), (2934, 4570), (3260, 4113)]