144678400

素因数分解:

$2^9\times 5^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 120

約数和(自身を含む): 365333760

約数和(自身を除く): 220655360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 127, 128, 160, 178, 200, 254, 256, 320, 356, 400, 445, 508, 512, 635, 640, 712, 800, 890, 1016, 1270, 1280, 1424, 1600, 1780, 2032, 2225, 2540, 2560, 2848, 3175, 3200, 3560, 4064, 4450, 5080, 5696, 6350, 6400, 7120, 8128, 8900, 10160, 11303, 11392, 12700, 12800, 14240, 16256, 17800, 20320, 22606, 22784, 25400, 28480, 32512, 35600, 40640, 45212, 45568, 50800, 56515, 56960, 65024, 71200, 81280, 90424, 101600, 113030, 113920, 142400, 162560, 180848, 203200, 226060, 227840, 282575, 284800, 325120, 361696, 406400, 452120, 565150, 569600, 723392, 812800, 904240, 1130300, 1139200, 1446784, 1625600, 1808480, 2260600, 2893568, 3616960, 4521200, 5787136, 7233920, 9042400, 14467840, 18084800, 28935680, 36169600, 72339200, 144678400]

約数ペア:

[(1, 144678400), (2, 72339200), (4, 36169600), (5, 28935680), (8, 18084800), (10, 14467840), (16, 9042400), (20, 7233920), (25, 5787136), (32, 4521200), (40, 3616960), (50, 2893568), (64, 2260600), (80, 1808480), (89, 1625600), (100, 1446784), (127, 1139200), (128, 1130300), (160, 904240), (178, 812800), (200, 723392), (254, 569600), (256, 565150), (320, 452120), (356, 406400), (400, 361696), (445, 325120), (508, 284800), (512, 282575), (635, 227840), (640, 226060), (712, 203200), (800, 180848), (890, 162560), (1016, 142400), (1270, 113920), (1280, 113030), (1424, 101600), (1600, 90424), (1780, 81280), (2032, 71200), (2225, 65024), (2540, 56960), (2560, 56515), (2848, 50800), (3175, 45568), (3200, 45212), (3560, 40640), (4064, 35600), (4450, 32512), (5080, 28480), (5696, 25400), (6350, 22784), (6400, 22606), (7120, 20320), (8128, 17800), (8900, 16256), (10160, 14240), (11303, 12800), (11392, 12700)]