216877860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{38867}}^1$

素因数の和:38913

約数の個数: 72

約数和(自身を含む): 679101696

約数和(自身を除く): 462223836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 38867, 77734, 116601, 155468, 194335, 233202, 349803, 388670, 466404, 583005, 699606, 777340, 1166010, 1204877, 1399212, 1749015, 2332020, 2409754, 3498030, 3614631, 4819508, 6024385, 6996060, 7229262, 10843893, 12048770, 14458524, 18073155, 21687786, 24097540, 36146310, 43375572, 54219465, 72292620, 108438930, 216877860]

約数ペア:

[(1, 216877860), (2, 108438930), (3, 72292620), (4, 54219465), (5, 43375572), (6, 36146310), (9, 24097540), (10, 21687786), (12, 18073155), (15, 14458524), (18, 12048770), (20, 10843893), (30, 7229262), (31, 6996060), (36, 6024385), (45, 4819508), (60, 3614631), (62, 3498030), (90, 2409754), (93, 2332020), (124, 1749015), (155, 1399212), (180, 1204877), (186, 1166010), (279, 777340), (310, 699606), (372, 583005), (465, 466404), (558, 388670), (620, 349803), (930, 233202), (1116, 194335), (1395, 155468), (1860, 116601), (2790, 77734), (5580, 38867)]