144623960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{278123}}^1$

素因数の和:278147

約数の個数: 32

約数和(自身を含む): 350436240

約数和(自身を除く): 205812280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 278123, 556246, 1112492, 1390615, 2224984, 2781230, 3615599, 5562460, 7231198, 11124920, 14462396, 18077995, 28924792, 36155990, 72311980, 144623960]

約数ペア:

[(1, 144623960), (2, 72311980), (4, 36155990), (5, 28924792), (8, 18077995), (10, 14462396), (13, 11124920), (20, 7231198), (26, 5562460), (40, 3615599), (52, 2781230), (65, 2224984), (104, 1390615), (130, 1112492), (260, 556246), (520, 278123)]