149537640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{178021}}^1$

素因数の和:178042

約数の個数: 64

約数和(自身を含む): 512703360

約数和(自身を除く): 363165720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 178021, 356042, 534063, 712084, 890105, 1068126, 1246147, 1424168, 1780210, 2136252, 2492294, 2670315, 3560420, 3738441, 4272504, 4984588, 5340630, 6230735, 7120840, 7476882, 9969176, 10681260, 12461470, 14953764, 18692205, 21362520, 24922940, 29907528, 37384410, 49845880, 74768820, 149537640]

約数ペア:

[(1, 149537640), (2, 74768820), (3, 49845880), (4, 37384410), (5, 29907528), (6, 24922940), (7, 21362520), (8, 18692205), (10, 14953764), (12, 12461470), (14, 10681260), (15, 9969176), (20, 7476882), (21, 7120840), (24, 6230735), (28, 5340630), (30, 4984588), (35, 4272504), (40, 3738441), (42, 3560420), (56, 2670315), (60, 2492294), (70, 2136252), (84, 1780210), (105, 1424168), (120, 1246147), (140, 1068126), (168, 890105), (210, 712084), (280, 534063), (420, 356042), (840, 178021)]