1290397950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{401}}^1\times {\mathrm{7151}}^1$

素因数の和:7570

約数の個数: 72

約数和(自身を含む): 3476000736

約数和(自身を除く): 2185602786

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 401, 450, 802, 1203, 2005, 2406, 3609, 4010, 6015, 7151, 7218, 10025, 12030, 14302, 18045, 20050, 21453, 30075, 35755, 36090, 42906, 60150, 64359, 71510, 90225, 107265, 128718, 178775, 180450, 214530, 321795, 357550, 536325, 643590, 1072650, 1608975, 2867551, 3217950, 5735102, 8602653, 14337755, 17205306, 25807959, 28675510, 43013265, 51615918, 71688775, 86026530, 129039795, 143377550, 215066325, 258079590, 430132650, 645198975, 1290397950]

約数ペア:

[(1, 1290397950), (2, 645198975), (3, 430132650), (5, 258079590), (6, 215066325), (9, 143377550), (10, 129039795), (15, 86026530), (18, 71688775), (25, 51615918), (30, 43013265), (45, 28675510), (50, 25807959), (75, 17205306), (90, 14337755), (150, 8602653), (225, 5735102), (401, 3217950), (450, 2867551), (802, 1608975), (1203, 1072650), (2005, 643590), (2406, 536325), (3609, 357550), (4010, 321795), (6015, 214530), (7151, 180450), (7218, 178775), (10025, 128718), (12030, 107265), (14302, 90225), (18045, 71510), (20050, 64359), (21453, 60150), (30075, 42906), (35755, 36090)]