254352120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{827}}^1$

素因数の和:1085

約数の個数: 128

約数和(自身を含む): 837008640

約数和(自身を除く): 582656520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 233, 264, 330, 440, 466, 660, 699, 827, 932, 1165, 1320, 1398, 1654, 1864, 2330, 2481, 2563, 2796, 3308, 3495, 4135, 4660, 4962, 5126, 5592, 6616, 6990, 7689, 8270, 9097, 9320, 9924, 10252, 12405, 12815, 13980, 15378, 16540, 18194, 19848, 20504, 24810, 25630, 27291, 27960, 30756, 33080, 36388, 38445, 45485, 49620, 51260, 54582, 61512, 72776, 76890, 90970, 99240, 102520, 109164, 136455, 153780, 181940, 192691, 218328, 272910, 307560, 363880, 385382, 545820, 578073, 770764, 963455, 1091640, 1156146, 1541528, 1926910, 2119601, 2312292, 2890365, 3853820, 4239202, 4624584, 5780730, 6358803, 7707640, 8478404, 10598005, 11561460, 12717606, 16956808, 21196010, 23122920, 25435212, 31794015, 42392020, 50870424, 63588030, 84784040, 127176060, 254352120]

約数ペア:

[(1, 254352120), (2, 127176060), (3, 84784040), (4, 63588030), (5, 50870424), (6, 42392020), (8, 31794015), (10, 25435212), (11, 23122920), (12, 21196010), (15, 16956808), (20, 12717606), (22, 11561460), (24, 10598005), (30, 8478404), (33, 7707640), (40, 6358803), (44, 5780730), (55, 4624584), (60, 4239202), (66, 3853820), (88, 2890365), (110, 2312292), (120, 2119601), (132, 1926910), (165, 1541528), (220, 1156146), (233, 1091640), (264, 963455), (330, 770764), (440, 578073), (466, 545820), (660, 385382), (699, 363880), (827, 307560), (932, 272910), (1165, 218328), (1320, 192691), (1398, 181940), (1654, 153780), (1864, 136455), (2330, 109164), (2481, 102520), (2563, 99240), (2796, 90970), (3308, 76890), (3495, 72776), (4135, 61512), (4660, 54582), (4962, 51260), (5126, 49620), (5592, 45485), (6616, 38445), (6990, 36388), (7689, 33080), (8270, 30756), (9097, 27960), (9320, 27291), (9924, 25630), (10252, 24810), (12405, 20504), (12815, 19848), (13980, 18194), (15378, 16540)]