282131960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1\times {\mathrm{863}}^1$

素因数の和:1628

約数の個数: 64

約数和(自身を含む): 694241280

約数和(自身を除く): 412109320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 743, 863, 1486, 1726, 2972, 3452, 3715, 4315, 5944, 6904, 7430, 8173, 8630, 9493, 14860, 16346, 17260, 18986, 29720, 32692, 34520, 37972, 40865, 47465, 65384, 75944, 81730, 94930, 163460, 189860, 326920, 379720, 641209, 1282418, 2564836, 3206045, 5129672, 6412090, 7053299, 12824180, 14106598, 25648360, 28213196, 35266495, 56426392, 70532990, 141065980, 282131960]

約数ペア:

[(1, 282131960), (2, 141065980), (4, 70532990), (5, 56426392), (8, 35266495), (10, 28213196), (11, 25648360), (20, 14106598), (22, 12824180), (40, 7053299), (44, 6412090), (55, 5129672), (88, 3206045), (110, 2564836), (220, 1282418), (440, 641209), (743, 379720), (863, 326920), (1486, 189860), (1726, 163460), (2972, 94930), (3452, 81730), (3715, 75944), (4315, 65384), (5944, 47465), (6904, 40865), (7430, 37972), (8173, 34520), (8630, 32692), (9493, 29720), (14860, 18986), (16346, 17260)]