30987288

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{9157}}^1$

素因数の和:9216

約数の個数: 48

約数和(自身を含む): 85718880

約数和(自身を除く): 54731592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 9157, 18314, 27471, 36628, 54942, 73256, 82413, 109884, 164826, 219768, 329652, 430379, 659304, 860758, 1291137, 1721516, 2582274, 3443032, 3873411, 5164548, 7746822, 10329096, 15493644, 30987288]

約数ペア:

[(1, 30987288), (2, 15493644), (3, 10329096), (4, 7746822), (6, 5164548), (8, 3873411), (9, 3443032), (12, 2582274), (18, 1721516), (24, 1291137), (36, 860758), (47, 659304), (72, 430379), (94, 329652), (141, 219768), (188, 164826), (282, 109884), (376, 82413), (423, 73256), (564, 54942), (846, 36628), (1128, 27471), (1692, 18314), (3384, 9157)]