85440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{89}}^1$

素因数の和:109

約数の個数: 56

約数和(自身を含む): 274320

約数和(自身を除く): 188880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 160, 178, 192, 240, 267, 320, 356, 445, 480, 534, 712, 890, 960, 1068, 1335, 1424, 1780, 2136, 2670, 2848, 3560, 4272, 5340, 5696, 7120, 8544, 10680, 14240, 17088, 21360, 28480, 42720, 85440]

約数ペア:

[(1, 85440), (2, 42720), (3, 28480), (4, 21360), (5, 17088), (6, 14240), (8, 10680), (10, 8544), (12, 7120), (15, 5696), (16, 5340), (20, 4272), (24, 3560), (30, 2848), (32, 2670), (40, 2136), (48, 1780), (60, 1424), (64, 1335), (80, 1068), (89, 960), (96, 890), (120, 712), (160, 534), (178, 480), (192, 445), (240, 356), (267, 320)]