72189420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1877}}^1$

素因数の和:2530

約数の個数: 48

約数和(自身を含む): 202553568

約数和(自身を除く): 130364148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 641, 1282, 1877, 1923, 2564, 3205, 3754, 3846, 5631, 6410, 7508, 7692, 9385, 9615, 11262, 12820, 18770, 19230, 22524, 28155, 37540, 38460, 56310, 112620, 1203157, 2406314, 3609471, 4812628, 6015785, 7218942, 12031570, 14437884, 18047355, 24063140, 36094710, 72189420]

約数ペア:

[(1, 72189420), (2, 36094710), (3, 24063140), (4, 18047355), (5, 14437884), (6, 12031570), (10, 7218942), (12, 6015785), (15, 4812628), (20, 3609471), (30, 2406314), (60, 1203157), (641, 112620), (1282, 56310), (1877, 38460), (1923, 37540), (2564, 28155), (3205, 22524), (3754, 19230), (3846, 18770), (5631, 12820), (6410, 11262), (7508, 9615), (7692, 9385)]