38521800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{21401}}^1$

素因数の和:21423

約数の個数: 72

約数和(自身を含む): 129375090

約数和(自身を除く): 90853290

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 21401, 42802, 64203, 85604, 107005, 128406, 171208, 192609, 214010, 256812, 321015, 385218, 428020, 513624, 535025, 642030, 770436, 856040, 963045, 1070050, 1284060, 1540872, 1605075, 1926090, 2140100, 2568120, 3210150, 3852180, 4280200, 4815225, 6420300, 7704360, 9630450, 12840600, 19260900, 38521800]

約数ペア:

[(1, 38521800), (2, 19260900), (3, 12840600), (4, 9630450), (5, 7704360), (6, 6420300), (8, 4815225), (9, 4280200), (10, 3852180), (12, 3210150), (15, 2568120), (18, 2140100), (20, 1926090), (24, 1605075), (25, 1540872), (30, 1284060), (36, 1070050), (40, 963045), (45, 856040), (50, 770436), (60, 642030), (72, 535025), (75, 513624), (90, 428020), (100, 385218), (120, 321015), (150, 256812), (180, 214010), (200, 192609), (225, 171208), (300, 128406), (360, 107005), (450, 85604), (600, 64203), (900, 42802), (1800, 21401)]