21144543120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29367421}}^1$

素因数の和:29367440

約数の個数: 60

約数和(自身を含む): 71010426396

約数和(自身を除く): 49865883276

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 29367421, 58734842, 88102263, 117469684, 146837105, 176204526, 234939368, 264306789, 293674210, 352409052, 440511315, 469878736, 528613578, 587348420, 704818104, 881022630, 1057227156, 1174696840, 1321533945, 1409636208, 1762045260, 2114454312, 2349393680, 2643067890, 3524090520, 4228908624, 5286135780, 7048181040, 10572271560, 21144543120]

約数ペア:

[(1, 21144543120), (2, 10572271560), (3, 7048181040), (4, 5286135780), (5, 4228908624), (6, 3524090520), (8, 2643067890), (9, 2349393680), (10, 2114454312), (12, 1762045260), (15, 1409636208), (16, 1321533945), (18, 1174696840), (20, 1057227156), (24, 881022630), (30, 704818104), (36, 587348420), (40, 528613578), (45, 469878736), (48, 440511315), (60, 352409052), (72, 293674210), (80, 264306789), (90, 234939368), (120, 176204526), (144, 146837105), (180, 117469684), (240, 88102263), (360, 58734842), (720, 29367421)]