18749075220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{86729}}^1$

素因数の和:87945

約数の個数: 72

約数和(自身を含む): 56920205160

約数和(自身を除く): 38171129940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1201, 2402, 3603, 4804, 6005, 7206, 10809, 12010, 14412, 18015, 21618, 24020, 36030, 43236, 54045, 72060, 86729, 108090, 173458, 216180, 260187, 346916, 433645, 520374, 780561, 867290, 1040748, 1300935, 1561122, 1734580, 2601870, 3122244, 3902805, 5203740, 7805610, 15611220, 104161529, 208323058, 312484587, 416646116, 520807645, 624969174, 937453761, 1041615290, 1249938348, 1562422935, 1874907522, 2083230580, 3124845870, 3749815044, 4687268805, 6249691740, 9374537610, 18749075220]

約数ペア:

[(1, 18749075220), (2, 9374537610), (3, 6249691740), (4, 4687268805), (5, 3749815044), (6, 3124845870), (9, 2083230580), (10, 1874907522), (12, 1562422935), (15, 1249938348), (18, 1041615290), (20, 937453761), (30, 624969174), (36, 520807645), (45, 416646116), (60, 312484587), (90, 208323058), (180, 104161529), (1201, 15611220), (2402, 7805610), (3603, 5203740), (4804, 3902805), (6005, 3122244), (7206, 2601870), (10809, 1734580), (12010, 1561122), (14412, 1300935), (18015, 1040748), (21618, 867290), (24020, 780561), (36030, 520374), (43236, 433645), (54045, 346916), (72060, 260187), (86729, 216180), (108090, 173458)]