18002340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{971}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 55194048

約数和(自身を除く): 37191708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 971, 1030, 1236, 1545, 1854, 1942, 2060, 2913, 3090, 3708, 3884, 4635, 4855, 5826, 6180, 8739, 9270, 9710, 11652, 14565, 17478, 18540, 19420, 29130, 34956, 43695, 58260, 87390, 100013, 174780, 200026, 300039, 400052, 500065, 600078, 900117, 1000130, 1200156, 1500195, 1800234, 2000260, 3000390, 3600468, 4500585, 6000780, 9001170, 18002340]

約数ペア:

[(1, 18002340), (2, 9001170), (3, 6000780), (4, 4500585), (5, 3600468), (6, 3000390), (9, 2000260), (10, 1800234), (12, 1500195), (15, 1200156), (18, 1000130), (20, 900117), (30, 600078), (36, 500065), (45, 400052), (60, 300039), (90, 200026), (103, 174780), (180, 100013), (206, 87390), (309, 58260), (412, 43695), (515, 34956), (618, 29130), (927, 19420), (971, 18540), (1030, 17478), (1236, 14565), (1545, 11652), (1854, 9710), (1942, 9270), (2060, 8739), (2913, 6180), (3090, 5826), (3708, 4855), (3884, 4635)]