15183700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 38192000

約数和(自身を除く): 23008300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 140, 175, 199, 218, 350, 398, 436, 545, 700, 763, 796, 995, 1090, 1393, 1526, 1990, 2180, 2725, 2786, 3052, 3815, 3980, 4975, 5450, 5572, 6965, 7630, 9950, 10900, 13930, 15260, 19075, 19900, 21691, 27860, 34825, 38150, 43382, 69650, 76300, 86764, 108455, 139300, 151837, 216910, 303674, 433820, 542275, 607348, 759185, 1084550, 1518370, 2169100, 3036740, 3795925, 7591850, 15183700]

約数ペア:

[(1, 15183700), (2, 7591850), (4, 3795925), (5, 3036740), (7, 2169100), (10, 1518370), (14, 1084550), (20, 759185), (25, 607348), (28, 542275), (35, 433820), (50, 303674), (70, 216910), (100, 151837), (109, 139300), (140, 108455), (175, 86764), (199, 76300), (218, 69650), (350, 43382), (398, 38150), (436, 34825), (545, 27860), (700, 21691), (763, 19900), (796, 19075), (995, 15260), (1090, 13930), (1393, 10900), (1526, 9950), (1990, 7630), (2180, 6965), (2725, 5572), (2786, 5450), (3052, 4975), (3815, 3980)]