140923720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1871}}^1$

素因数の和:2158

約数の個数: 64

約数和(自身を含む): 363916800

約数和(自身を除く): 222993080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 269, 280, 538, 1076, 1345, 1871, 1883, 2152, 2690, 3742, 3766, 5380, 7484, 7532, 9355, 9415, 10760, 13097, 14968, 15064, 18710, 18830, 26194, 37420, 37660, 52388, 65485, 74840, 75320, 104776, 130970, 261940, 503299, 523880, 1006598, 2013196, 2516495, 3523093, 4026392, 5032990, 7046186, 10065980, 14092372, 17615465, 20131960, 28184744, 35230930, 70461860, 140923720]

約数ペア:

[(1, 140923720), (2, 70461860), (4, 35230930), (5, 28184744), (7, 20131960), (8, 17615465), (10, 14092372), (14, 10065980), (20, 7046186), (28, 5032990), (35, 4026392), (40, 3523093), (56, 2516495), (70, 2013196), (140, 1006598), (269, 523880), (280, 503299), (538, 261940), (1076, 130970), (1345, 104776), (1871, 75320), (1883, 74840), (2152, 65485), (2690, 52388), (3742, 37660), (3766, 37420), (5380, 26194), (7484, 18830), (7532, 18710), (9355, 15064), (9415, 14968), (10760, 13097)]