144720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{67}}^1$

素因数の和:89

約数の個数: 80

約数和(自身を含む): 505920

約数和(自身を除く): 361200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 67, 72, 80, 90, 108, 120, 134, 135, 144, 180, 201, 216, 240, 268, 270, 335, 360, 402, 432, 536, 540, 603, 670, 720, 804, 1005, 1072, 1080, 1206, 1340, 1608, 1809, 2010, 2160, 2412, 2680, 3015, 3216, 3618, 4020, 4824, 5360, 6030, 7236, 8040, 9045, 9648, 12060, 14472, 16080, 18090, 24120, 28944, 36180, 48240, 72360, 144720]

約数ペア:

[(1, 144720), (2, 72360), (3, 48240), (4, 36180), (5, 28944), (6, 24120), (8, 18090), (9, 16080), (10, 14472), (12, 12060), (15, 9648), (16, 9045), (18, 8040), (20, 7236), (24, 6030), (27, 5360), (30, 4824), (36, 4020), (40, 3618), (45, 3216), (48, 3015), (54, 2680), (60, 2412), (67, 2160), (72, 2010), (80, 1809), (90, 1608), (108, 1340), (120, 1206), (134, 1080), (135, 1072), (144, 1005), (180, 804), (201, 720), (216, 670), (240, 603), (268, 540), (270, 536), (335, 432), (360, 402)]