1638961488

素因数分解:

$2^4\times 3^2\times {\mathrm{487}}^1\times {\mathrm{23371}}^1$

素因数の和:23872

約数の個数: 60

約数和(自身を含む): 4596431008

約数和(自身を除く): 2957469520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 487, 974, 1461, 1948, 2922, 3896, 4383, 5844, 7792, 8766, 11688, 17532, 23371, 23376, 35064, 46742, 70113, 70128, 93484, 140226, 186968, 210339, 280452, 373936, 420678, 560904, 841356, 1121808, 1682712, 3365424, 11381677, 22763354, 34145031, 45526708, 68290062, 91053416, 102435093, 136580124, 182106832, 204870186, 273160248, 409740372, 546320496, 819480744, 1638961488]

約数ペア:

[(1, 1638961488), (2, 819480744), (3, 546320496), (4, 409740372), (6, 273160248), (8, 204870186), (9, 182106832), (12, 136580124), (16, 102435093), (18, 91053416), (24, 68290062), (36, 45526708), (48, 34145031), (72, 22763354), (144, 11381677), (487, 3365424), (974, 1682712), (1461, 1121808), (1948, 841356), (2922, 560904), (3896, 420678), (4383, 373936), (5844, 280452), (7792, 210339), (8766, 186968), (11688, 140226), (17532, 93484), (23371, 70128), (23376, 70113), (35064, 46742)]