30138500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 76876800

約数和(自身を除く): 46738300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 79, 100, 109, 125, 140, 158, 175, 218, 250, 316, 350, 395, 436, 500, 545, 553, 700, 763, 790, 875, 1090, 1106, 1526, 1580, 1750, 1975, 2180, 2212, 2725, 2765, 3052, 3500, 3815, 3950, 5450, 5530, 7630, 7900, 8611, 9875, 10900, 11060, 13625, 13825, 15260, 17222, 19075, 19750, 27250, 27650, 34444, 38150, 39500, 43055, 54500, 55300, 60277, 69125, 76300, 86110, 95375, 120554, 138250, 172220, 190750, 215275, 241108, 276500, 301385, 381500, 430550, 602770, 861100, 1076375, 1205540, 1506925, 2152750, 3013850, 4305500, 6027700, 7534625, 15069250, 30138500]

約数ペア:

[(1, 30138500), (2, 15069250), (4, 7534625), (5, 6027700), (7, 4305500), (10, 3013850), (14, 2152750), (20, 1506925), (25, 1205540), (28, 1076375), (35, 861100), (50, 602770), (70, 430550), (79, 381500), (100, 301385), (109, 276500), (125, 241108), (140, 215275), (158, 190750), (175, 172220), (218, 138250), (250, 120554), (316, 95375), (350, 86110), (395, 76300), (436, 69125), (500, 60277), (545, 55300), (553, 54500), (700, 43055), (763, 39500), (790, 38150), (875, 34444), (1090, 27650), (1106, 27250), (1526, 19750), (1580, 19075), (1750, 17222), (1975, 15260), (2180, 13825), (2212, 13625), (2725, 11060), (2765, 10900), (3052, 9875), (3500, 8611), (3815, 7900), (3950, 7630), (5450, 5530)]