81062400

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{2111}}^1$

素因数の和:2142

約数の個数: 120

約数和(自身を含む): 267911424

約数和(自身を除く): 186849024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 512, 600, 640, 768, 800, 960, 1200, 1280, 1536, 1600, 1920, 2111, 2400, 2560, 3200, 3840, 4222, 4800, 6333, 6400, 7680, 8444, 9600, 10555, 12666, 12800, 16888, 19200, 21110, 25332, 31665, 33776, 38400, 42220, 50664, 52775, 63330, 67552, 84440, 101328, 105550, 126660, 135104, 158325, 168880, 202656, 211100, 253320, 270208, 316650, 337760, 405312, 422200, 506640, 540416, 633300, 675520, 810624, 844400, 1013280, 1080832, 1266600, 1351040, 1621248, 1688800, 2026560, 2533200, 2702080, 3242496, 3377600, 4053120, 5066400, 5404160, 6755200, 8106240, 10132800, 13510400, 16212480, 20265600, 27020800, 40531200, 81062400]

約数ペア:

[(1, 81062400), (2, 40531200), (3, 27020800), (4, 20265600), (5, 16212480), (6, 13510400), (8, 10132800), (10, 8106240), (12, 6755200), (15, 5404160), (16, 5066400), (20, 4053120), (24, 3377600), (25, 3242496), (30, 2702080), (32, 2533200), (40, 2026560), (48, 1688800), (50, 1621248), (60, 1351040), (64, 1266600), (75, 1080832), (80, 1013280), (96, 844400), (100, 810624), (120, 675520), (128, 633300), (150, 540416), (160, 506640), (192, 422200), (200, 405312), (240, 337760), (256, 316650), (300, 270208), (320, 253320), (384, 211100), (400, 202656), (480, 168880), (512, 158325), (600, 135104), (640, 126660), (768, 105550), (800, 101328), (960, 84440), (1200, 67552), (1280, 63330), (1536, 52775), (1600, 50664), (1920, 42220), (2111, 38400), (2400, 33776), (2560, 31665), (3200, 25332), (3840, 21110), (4222, 19200), (4800, 16888), (6333, 12800), (6400, 12666), (7680, 10555), (8444, 9600)]