354877680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2237}}^1$

素因数の和:2914

約数の個数: 80

約数和(自身を含む): 1102277664

約数和(自身を除く): 747399984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 661, 1322, 1983, 2237, 2644, 3305, 3966, 4474, 5288, 6610, 6711, 7932, 8948, 9915, 10576, 11185, 13220, 13422, 15864, 17896, 19830, 22370, 26440, 26844, 31728, 33555, 35792, 39660, 44740, 52880, 53688, 67110, 79320, 89480, 107376, 134220, 158640, 178960, 268440, 536880, 1478657, 2957314, 4435971, 5914628, 7393285, 8871942, 11829256, 14786570, 17743884, 22179855, 23658512, 29573140, 35487768, 44359710, 59146280, 70975536, 88719420, 118292560, 177438840, 354877680]

約数ペア:

[(1, 354877680), (2, 177438840), (3, 118292560), (4, 88719420), (5, 70975536), (6, 59146280), (8, 44359710), (10, 35487768), (12, 29573140), (15, 23658512), (16, 22179855), (20, 17743884), (24, 14786570), (30, 11829256), (40, 8871942), (48, 7393285), (60, 5914628), (80, 4435971), (120, 2957314), (240, 1478657), (661, 536880), (1322, 268440), (1983, 178960), (2237, 158640), (2644, 134220), (3305, 107376), (3966, 89480), (4474, 79320), (5288, 67110), (6610, 53688), (6711, 52880), (7932, 44740), (8948, 39660), (9915, 35792), (10576, 33555), (11185, 31728), (13220, 26844), (13422, 26440), (15864, 22370), (17896, 19830)]