1125288720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{520967}}^1$

素因数の和:520989

約数の個数: 80

約数和(自身を含む): 3876001920

約数和(自身を除く): 2750713200

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, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 520967, 1041934, 1562901, 2083868, 2604835, 3125802, 4167736, 4688703, 5209670, 6251604, 7814505, 8335472, 9377406, 10419340, 12503208, 14066109, 15629010, 18754812, 20838680, 23443515, 25006416, 28132218, 31258020, 37509624, 41677360, 46887030, 56264436, 62516040, 70330545, 75019248, 93774060, 112528872, 125032080, 140661090, 187548120, 225057744, 281322180, 375096240, 562644360, 1125288720]

約数ペア:

[(1, 1125288720), (2, 562644360), (3, 375096240), (4, 281322180), (5, 225057744), (6, 187548120), (8, 140661090), (9, 125032080), (10, 112528872), (12, 93774060), (15, 75019248), (16, 70330545), (18, 62516040), (20, 56264436), (24, 46887030), (27, 41677360), (30, 37509624), (36, 31258020), (40, 28132218), (45, 25006416), (48, 23443515), (54, 20838680), (60, 18754812), (72, 15629010), (80, 14066109), (90, 12503208), (108, 10419340), (120, 9377406), (135, 8335472), (144, 7814505), (180, 6251604), (216, 5209670), (240, 4688703), (270, 4167736), (360, 3125802), (432, 2604835), (540, 2083868), (720, 1562901), (1080, 1041934), (2160, 520967)]