163485449840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{408959}}^1$

素因数の和:409254

約数の個数: 80

約数和(自身を含む): 401631436800

約数和(自身を除く): 238145986960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 263, 304, 380, 526, 760, 1052, 1315, 1520, 2104, 2630, 4208, 4997, 5260, 9994, 10520, 19988, 21040, 24985, 39976, 49970, 79952, 99940, 199880, 399760, 408959, 817918, 1635836, 2044795, 3271672, 4089590, 6543344, 7770221, 8179180, 15540442, 16358360, 31080884, 32716720, 38851105, 62161768, 77702210, 107556217, 124323536, 155404420, 215112434, 310808840, 430224868, 537781085, 621617680, 860449736, 1075562170, 1720899472, 2043568123, 2151124340, 4087136246, 4302248680, 8174272492, 8604497360, 10217840615, 16348544984, 20435681230, 32697089968, 40871362460, 81742724920, 163485449840]

約数ペア:

[(1, 163485449840), (2, 81742724920), (4, 40871362460), (5, 32697089968), (8, 20435681230), (10, 16348544984), (16, 10217840615), (19, 8604497360), (20, 8174272492), (38, 4302248680), (40, 4087136246), (76, 2151124340), (80, 2043568123), (95, 1720899472), (152, 1075562170), (190, 860449736), (263, 621617680), (304, 537781085), (380, 430224868), (526, 310808840), (760, 215112434), (1052, 155404420), (1315, 124323536), (1520, 107556217), (2104, 77702210), (2630, 62161768), (4208, 38851105), (4997, 32716720), (5260, 31080884), (9994, 16358360), (10520, 15540442), (19988, 8179180), (21040, 7770221), (24985, 6543344), (39976, 4089590), (49970, 3271672), (79952, 2044795), (99940, 1635836), (199880, 817918), (399760, 408959)]