71774720

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 120

約数和(自身を含む): 183292956

約数和(自身を除く): 111518236

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 53, 64, 80, 92, 106, 115, 128, 160, 184, 212, 230, 256, 265, 320, 368, 424, 460, 512, 529, 530, 640, 736, 848, 920, 1058, 1060, 1219, 1280, 1472, 1696, 1840, 2116, 2120, 2438, 2560, 2645, 2944, 3392, 3680, 4232, 4240, 4876, 5290, 5888, 6095, 6784, 7360, 8464, 8480, 9752, 10580, 11776, 12190, 13568, 14720, 16928, 16960, 19504, 21160, 24380, 27136, 28037, 29440, 33856, 33920, 39008, 42320, 48760, 56074, 58880, 67712, 67840, 78016, 84640, 97520, 112148, 135424, 135680, 140185, 156032, 169280, 195040, 224296, 270848, 280370, 312064, 338560, 390080, 448592, 560740, 624128, 677120, 780160, 897184, 1121480, 1354240, 1560320, 1794368, 2242960, 3120640, 3588736, 4485920, 7177472, 8971840, 14354944, 17943680, 35887360, 71774720]

約数ペア:

[(1, 71774720), (2, 35887360), (4, 17943680), (5, 14354944), (8, 8971840), (10, 7177472), (16, 4485920), (20, 3588736), (23, 3120640), (32, 2242960), (40, 1794368), (46, 1560320), (53, 1354240), (64, 1121480), (80, 897184), (92, 780160), (106, 677120), (115, 624128), (128, 560740), (160, 448592), (184, 390080), (212, 338560), (230, 312064), (256, 280370), (265, 270848), (320, 224296), (368, 195040), (424, 169280), (460, 156032), (512, 140185), (529, 135680), (530, 135424), (640, 112148), (736, 97520), (848, 84640), (920, 78016), (1058, 67840), (1060, 67712), (1219, 58880), (1280, 56074), (1472, 48760), (1696, 42320), (1840, 39008), (2116, 33920), (2120, 33856), (2438, 29440), (2560, 28037), (2645, 27136), (2944, 24380), (3392, 21160), (3680, 19504), (4232, 16960), (4240, 16928), (4876, 14720), (5290, 13568), (5888, 12190), (6095, 11776), (6784, 10580), (7360, 9752), (8464, 8480)]