240664680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{668513}}^1$

素因数の和:668530

約数の個数: 48

約数和(自身を含む): 782161380

約数和(自身を除く): 541496700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 668513, 1337026, 2005539, 2674052, 3342565, 4011078, 5348104, 6016617, 6685130, 8022156, 10027695, 12033234, 13370260, 16044312, 20055390, 24066468, 26740520, 30083085, 40110780, 48132936, 60166170, 80221560, 120332340, 240664680]

約数ペア:

[(1, 240664680), (2, 120332340), (3, 80221560), (4, 60166170), (5, 48132936), (6, 40110780), (8, 30083085), (9, 26740520), (10, 24066468), (12, 20055390), (15, 16044312), (18, 13370260), (20, 12033234), (24, 10027695), (30, 8022156), (36, 6685130), (40, 6016617), (45, 5348104), (60, 4011078), (72, 3342565), (90, 2674052), (120, 2005539), (180, 1337026), (360, 668513)]