321920400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{268267}}^1$

素因数の和:268288

約数の個数: 60

約数和(自身を含む): 1031222192

約数和(自身を除く): 709301792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 268267, 536534, 804801, 1073068, 1341335, 1609602, 2146136, 2682670, 3219204, 4024005, 4292272, 5365340, 6438408, 6706675, 8048010, 10730680, 12876816, 13413350, 16096020, 20120025, 21461360, 26826700, 32192040, 40240050, 53653400, 64384080, 80480100, 107306800, 160960200, 321920400]

約数ペア:

[(1, 321920400), (2, 160960200), (3, 107306800), (4, 80480100), (5, 64384080), (6, 53653400), (8, 40240050), (10, 32192040), (12, 26826700), (15, 21461360), (16, 20120025), (20, 16096020), (24, 13413350), (25, 12876816), (30, 10730680), (40, 8048010), (48, 6706675), (50, 6438408), (60, 5365340), (75, 4292272), (80, 4024005), (100, 3219204), (120, 2682670), (150, 2146136), (200, 1609602), (240, 1341335), (300, 1073068), (400, 804801), (600, 536534), (1200, 268267)]