21785600

素因数分解:

$2^{10}\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 132

約数和(自身を含む): 57872784

約数和(自身を除く): 36087184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 37, 40, 46, 50, 64, 74, 80, 92, 100, 115, 128, 148, 160, 184, 185, 200, 230, 256, 296, 320, 368, 370, 400, 460, 512, 575, 592, 640, 736, 740, 800, 851, 920, 925, 1024, 1150, 1184, 1280, 1472, 1480, 1600, 1702, 1840, 1850, 2300, 2368, 2560, 2944, 2960, 3200, 3404, 3680, 3700, 4255, 4600, 4736, 5120, 5888, 5920, 6400, 6808, 7360, 7400, 8510, 9200, 9472, 11776, 11840, 12800, 13616, 14720, 14800, 17020, 18400, 18944, 21275, 23552, 23680, 25600, 27232, 29440, 29600, 34040, 36800, 37888, 42550, 47360, 54464, 58880, 59200, 68080, 73600, 85100, 94720, 108928, 117760, 118400, 136160, 147200, 170200, 189440, 217856, 236800, 272320, 294400, 340400, 435712, 473600, 544640, 588800, 680800, 871424, 947200, 1089280, 1361600, 2178560, 2723200, 4357120, 5446400, 10892800, 21785600]

約数ペア:

[(1, 21785600), (2, 10892800), (4, 5446400), (5, 4357120), (8, 2723200), (10, 2178560), (16, 1361600), (20, 1089280), (23, 947200), (25, 871424), (32, 680800), (37, 588800), (40, 544640), (46, 473600), (50, 435712), (64, 340400), (74, 294400), (80, 272320), (92, 236800), (100, 217856), (115, 189440), (128, 170200), (148, 147200), (160, 136160), (184, 118400), (185, 117760), (200, 108928), (230, 94720), (256, 85100), (296, 73600), (320, 68080), (368, 59200), (370, 58880), (400, 54464), (460, 47360), (512, 42550), (575, 37888), (592, 36800), (640, 34040), (736, 29600), (740, 29440), (800, 27232), (851, 25600), (920, 23680), (925, 23552), (1024, 21275), (1150, 18944), (1184, 18400), (1280, 17020), (1472, 14800), (1480, 14720), (1600, 13616), (1702, 12800), (1840, 11840), (1850, 11776), (2300, 9472), (2368, 9200), (2560, 8510), (2944, 7400), (2960, 7360), (3200, 6808), (3404, 6400), (3680, 5920), (3700, 5888), (4255, 5120), (4600, 4736)]