30049020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1201}}^1$

素因数の和:1355

約数の個数: 72

約数和(自身を含む): 91880880

約数和(自身を除く): 61831860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1201, 1251, 1390, 1668, 2085, 2402, 2502, 2780, 3603, 4170, 4804, 5004, 6005, 6255, 7206, 8340, 10809, 12010, 12510, 14412, 18015, 21618, 24020, 25020, 36030, 43236, 54045, 72060, 108090, 166939, 216180, 333878, 500817, 667756, 834695, 1001634, 1502451, 1669390, 2003268, 2504085, 3004902, 3338780, 5008170, 6009804, 7512255, 10016340, 15024510, 30049020]

約数ペア:

[(1, 30049020), (2, 15024510), (3, 10016340), (4, 7512255), (5, 6009804), (6, 5008170), (9, 3338780), (10, 3004902), (12, 2504085), (15, 2003268), (18, 1669390), (20, 1502451), (30, 1001634), (36, 834695), (45, 667756), (60, 500817), (90, 333878), (139, 216180), (180, 166939), (278, 108090), (417, 72060), (556, 54045), (695, 43236), (834, 36030), (1201, 25020), (1251, 24020), (1390, 21618), (1668, 18015), (2085, 14412), (2402, 12510), (2502, 12010), (2780, 10809), (3603, 8340), (4170, 7206), (4804, 6255), (5004, 6005)]