248714440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{16493}}^1$

素因数の和:16546

約数の個数: 64

約数和(自身を含む): 623473200

約数和(自身を除く): 374758760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 7540, 15080, 16493, 32986, 65972, 82465, 131944, 164930, 214409, 329860, 428818, 478297, 659720, 857636, 956594, 1072045, 1715272, 1913188, 2144090, 2391485, 3826376, 4288180, 4782970, 6217861, 8576360, 9565940, 12435722, 19131880, 24871444, 31089305, 49742888, 62178610, 124357220, 248714440]

約数ペア:

[(1, 248714440), (2, 124357220), (4, 62178610), (5, 49742888), (8, 31089305), (10, 24871444), (13, 19131880), (20, 12435722), (26, 9565940), (29, 8576360), (40, 6217861), (52, 4782970), (58, 4288180), (65, 3826376), (104, 2391485), (116, 2144090), (130, 1913188), (145, 1715272), (232, 1072045), (260, 956594), (290, 857636), (377, 659720), (520, 478297), (580, 428818), (754, 329860), (1160, 214409), (1508, 164930), (1885, 131944), (3016, 82465), (3770, 65972), (7540, 32986), (15080, 16493)]