61680640

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{1721}}^1$

素因数の和:1753

約数の個数: 88

約数和(自身を含む): 169196832

約数和(自身を除く): 107516192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1721, 1792, 2240, 2560, 3442, 3584, 4480, 5120, 6884, 7168, 8605, 8960, 12047, 13768, 17210, 17920, 24094, 27536, 34420, 35840, 48188, 55072, 60235, 68840, 96376, 110144, 120470, 137680, 192752, 220288, 240940, 275360, 385504, 440576, 481880, 550720, 771008, 881152, 963760, 1101440, 1542016, 1762304, 1927520, 2202880, 3084032, 3855040, 4405760, 6168064, 7710080, 8811520, 12336128, 15420160, 30840320, 61680640]

約数ペア:

[(1, 61680640), (2, 30840320), (4, 15420160), (5, 12336128), (7, 8811520), (8, 7710080), (10, 6168064), (14, 4405760), (16, 3855040), (20, 3084032), (28, 2202880), (32, 1927520), (35, 1762304), (40, 1542016), (56, 1101440), (64, 963760), (70, 881152), (80, 771008), (112, 550720), (128, 481880), (140, 440576), (160, 385504), (224, 275360), (256, 240940), (280, 220288), (320, 192752), (448, 137680), (512, 120470), (560, 110144), (640, 96376), (896, 68840), (1024, 60235), (1120, 55072), (1280, 48188), (1721, 35840), (1792, 34420), (2240, 27536), (2560, 24094), (3442, 17920), (3584, 17210), (4480, 13768), (5120, 12047), (6884, 8960), (7168, 8605)]