1778133040

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{1559}}^1$

素因数の和:1894

約数の個数: 80

約数和(自身を含む): 4230532800

約数和(自身を除く): 2452399760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 269, 424, 530, 538, 848, 1060, 1076, 1345, 1559, 2120, 2152, 2690, 3118, 4240, 4304, 5380, 6236, 7795, 10760, 12472, 14257, 15590, 21520, 24944, 28514, 31180, 57028, 62360, 71285, 82627, 114056, 124720, 142570, 165254, 228112, 285140, 330508, 413135, 419371, 570280, 661016, 826270, 838742, 1140560, 1322032, 1652540, 1677484, 2096855, 3305080, 3354968, 4193710, 6610160, 6709936, 8387420, 16774840, 22226663, 33549680, 44453326, 88906652, 111133315, 177813304, 222266630, 355626608, 444533260, 889066520, 1778133040]

約数ペア:

[(1, 1778133040), (2, 889066520), (4, 444533260), (5, 355626608), (8, 222266630), (10, 177813304), (16, 111133315), (20, 88906652), (40, 44453326), (53, 33549680), (80, 22226663), (106, 16774840), (212, 8387420), (265, 6709936), (269, 6610160), (424, 4193710), (530, 3354968), (538, 3305080), (848, 2096855), (1060, 1677484), (1076, 1652540), (1345, 1322032), (1559, 1140560), (2120, 838742), (2152, 826270), (2690, 661016), (3118, 570280), (4240, 419371), (4304, 413135), (5380, 330508), (6236, 285140), (7795, 228112), (10760, 165254), (12472, 142570), (14257, 124720), (15590, 114056), (21520, 82627), (24944, 71285), (28514, 62360), (31180, 57028)]