426397020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{20719}}^1$

素因数の和:20752

約数の個数: 96

約数和(自身を含む): 1392384000

約数和(自身を除く): 965986980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 10290, 20580, 20719, 41438, 62157, 82876, 103595, 124314, 145033, 207190, 248628, 290066, 310785, 414380, 435099, 580132, 621570, 725165, 870198, 1015231, 1243140, 1450330, 1740396, 2030462, 2175495, 2900660, 3045693, 4060924, 4350990, 5076155, 6091386, 7106617, 8701980, 10152310, 12182772, 14213234, 15228465, 20304620, 21319851, 28426468, 30456930, 35533085, 42639702, 60913860, 71066170, 85279404, 106599255, 142132340, 213198510, 426397020]

約数ペア:

[(1, 426397020), (2, 213198510), (3, 142132340), (4, 106599255), (5, 85279404), (6, 71066170), (7, 60913860), (10, 42639702), (12, 35533085), (14, 30456930), (15, 28426468), (20, 21319851), (21, 20304620), (28, 15228465), (30, 14213234), (35, 12182772), (42, 10152310), (49, 8701980), (60, 7106617), (70, 6091386), (84, 5076155), (98, 4350990), (105, 4060924), (140, 3045693), (147, 2900660), (196, 2175495), (210, 2030462), (245, 1740396), (294, 1450330), (343, 1243140), (420, 1015231), (490, 870198), (588, 725165), (686, 621570), (735, 580132), (980, 435099), (1029, 414380), (1372, 310785), (1470, 290066), (1715, 248628), (2058, 207190), (2940, 145033), (3430, 124314), (4116, 103595), (5145, 82876), (6860, 62157), (10290, 41438), (20580, 20719)]