291038040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{808439}}^1$

素因数の和:808456

約数の個数: 48

約数和(自身を含む): 945874800

約数和(自身を除く): 654836760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 808439, 1616878, 2425317, 3233756, 4042195, 4850634, 6467512, 7275951, 8084390, 9701268, 12126585, 14551902, 16168780, 19402536, 24253170, 29103804, 32337560, 36379755, 48506340, 58207608, 72759510, 97012680, 145519020, 291038040]

約数ペア:

[(1, 291038040), (2, 145519020), (3, 97012680), (4, 72759510), (5, 58207608), (6, 48506340), (8, 36379755), (9, 32337560), (10, 29103804), (12, 24253170), (15, 19402536), (18, 16168780), (20, 14551902), (24, 12126585), (30, 9701268), (36, 8084390), (40, 7275951), (45, 6467512), (60, 4850634), (72, 4042195), (90, 3233756), (120, 2425317), (180, 1616878), (360, 808439)]