891360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{619}}^1$

素因数の和:640

約数の個数: 72

約数和(自身を含む): 3046680

約数和(自身を除く): 2155320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 619, 720, 1238, 1440, 1857, 2476, 3095, 3714, 4952, 5571, 6190, 7428, 9285, 9904, 11142, 12380, 14856, 18570, 19808, 22284, 24760, 27855, 29712, 37140, 44568, 49520, 55710, 59424, 74280, 89136, 99040, 111420, 148560, 178272, 222840, 297120, 445680, 891360]

約数ペア:

[(1, 891360), (2, 445680), (3, 297120), (4, 222840), (5, 178272), (6, 148560), (8, 111420), (9, 99040), (10, 89136), (12, 74280), (15, 59424), (16, 55710), (18, 49520), (20, 44568), (24, 37140), (30, 29712), (32, 27855), (36, 24760), (40, 22284), (45, 19808), (48, 18570), (60, 14856), (72, 12380), (80, 11142), (90, 9904), (96, 9285), (120, 7428), (144, 6190), (160, 5571), (180, 4952), (240, 3714), (288, 3095), (360, 2476), (480, 1857), (619, 1440), (720, 1238)]