91212800

素因数分解:

$2^{10}\times 5^2\times 7^1\times {\mathrm{509}}^1$

素因数の和:546

約数の個数: 132

約数和(自身を含む): 258904560

約数和(自身を除く): 167691760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 400, 448, 509, 512, 560, 640, 700, 800, 896, 1018, 1024, 1120, 1280, 1400, 1600, 1792, 2036, 2240, 2545, 2560, 2800, 3200, 3563, 3584, 4072, 4480, 5090, 5120, 5600, 6400, 7126, 7168, 8144, 8960, 10180, 11200, 12725, 12800, 14252, 16288, 17815, 17920, 20360, 22400, 25450, 25600, 28504, 32576, 35630, 35840, 40720, 44800, 50900, 57008, 65152, 71260, 81440, 89075, 89600, 101800, 114016, 130304, 142520, 162880, 178150, 179200, 203600, 228032, 260608, 285040, 325760, 356300, 407200, 456064, 521216, 570080, 651520, 712600, 814400, 912128, 1140160, 1303040, 1425200, 1628800, 1824256, 2280320, 2606080, 2850400, 3257600, 3648512, 4560640, 5700800, 6515200, 9121280, 11401600, 13030400, 18242560, 22803200, 45606400, 91212800]

約数ペア:

[(1, 91212800), (2, 45606400), (4, 22803200), (5, 18242560), (7, 13030400), (8, 11401600), (10, 9121280), (14, 6515200), (16, 5700800), (20, 4560640), (25, 3648512), (28, 3257600), (32, 2850400), (35, 2606080), (40, 2280320), (50, 1824256), (56, 1628800), (64, 1425200), (70, 1303040), (80, 1140160), (100, 912128), (112, 814400), (128, 712600), (140, 651520), (160, 570080), (175, 521216), (200, 456064), (224, 407200), (256, 356300), (280, 325760), (320, 285040), (350, 260608), (400, 228032), (448, 203600), (509, 179200), (512, 178150), (560, 162880), (640, 142520), (700, 130304), (800, 114016), (896, 101800), (1018, 89600), (1024, 89075), (1120, 81440), (1280, 71260), (1400, 65152), (1600, 57008), (1792, 50900), (2036, 44800), (2240, 40720), (2545, 35840), (2560, 35630), (2800, 32576), (3200, 28504), (3563, 25600), (3584, 25450), (4072, 22400), (4480, 20360), (5090, 17920), (5120, 17815), (5600, 16288), (6400, 14252), (7126, 12800), (7168, 12725), (8144, 11200), (8960, 10180)]