84062720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{4691}}^1$

素因数の和:4721

約数の個数: 80

約数和(自身を含む): 230395968

約数和(自身を除く): 146333248

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, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 4691, 8960, 9382, 17920, 18764, 23455, 32837, 37528, 46910, 65674, 75056, 93820, 131348, 150112, 164185, 187640, 262696, 300224, 328370, 375280, 525392, 600448, 656740, 750560, 1050784, 1200896, 1313480, 1501120, 2101568, 2401792, 2626960, 3002240, 4203136, 5253920, 6004480, 8406272, 10507840, 12008960, 16812544, 21015680, 42031360, 84062720]

約数ペア:

[(1, 84062720), (2, 42031360), (4, 21015680), (5, 16812544), (7, 12008960), (8, 10507840), (10, 8406272), (14, 6004480), (16, 5253920), (20, 4203136), (28, 3002240), (32, 2626960), (35, 2401792), (40, 2101568), (56, 1501120), (64, 1313480), (70, 1200896), (80, 1050784), (112, 750560), (128, 656740), (140, 600448), (160, 525392), (224, 375280), (256, 328370), (280, 300224), (320, 262696), (448, 187640), (512, 164185), (560, 150112), (640, 131348), (896, 93820), (1120, 75056), (1280, 65674), (1792, 46910), (2240, 37528), (2560, 32837), (3584, 23455), (4480, 18764), (4691, 17920), (8960, 9382)]