11518380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{719}}^1$

素因数の和:823

約数の個数: 72

約数和(自身を含む): 35380800

約数和(自身を除く): 23862420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 719, 801, 890, 1068, 1335, 1438, 1602, 1780, 2157, 2670, 2876, 3204, 3595, 4005, 4314, 5340, 6471, 7190, 8010, 8628, 10785, 12942, 14380, 16020, 21570, 25884, 32355, 43140, 63991, 64710, 127982, 129420, 191973, 255964, 319955, 383946, 575919, 639910, 767892, 959865, 1151838, 1279820, 1919730, 2303676, 2879595, 3839460, 5759190, 11518380]

約数ペア:

[(1, 11518380), (2, 5759190), (3, 3839460), (4, 2879595), (5, 2303676), (6, 1919730), (9, 1279820), (10, 1151838), (12, 959865), (15, 767892), (18, 639910), (20, 575919), (30, 383946), (36, 319955), (45, 255964), (60, 191973), (89, 129420), (90, 127982), (178, 64710), (180, 63991), (267, 43140), (356, 32355), (445, 25884), (534, 21570), (719, 16020), (801, 14380), (890, 12942), (1068, 10785), (1335, 8628), (1438, 8010), (1602, 7190), (1780, 6471), (2157, 5340), (2670, 4314), (2876, 4005), (3204, 3595)]