490969440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26227}}^1$

素因数の和:26261

約数の個数: 144

約数和(自身を含む): 1804381488

約数和(自身を除く): 1313412048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 26227, 52454, 78681, 104908, 131135, 157362, 209816, 236043, 262270, 314724, 340951, 393405, 419632, 472086, 524540, 629448, 681902, 786810, 839264, 944172, 1022853, 1049080, 1180215, 1258896, 1363804, 1573620, 1704755, 1888344, 2045706, 2098160, 2360430, 2517792, 2727608, 3068559, 3147240, 3409510, 3776688, 4091412, 4196320, 4720860, 5114265, 5455216, 6137118, 6294480, 6819020, 7553376, 8182824, 9441720, 10228530, 10910432, 12274236, 12588960, 13638040, 15342795, 16365648, 18883440, 20457060, 24548472, 27276080, 30685590, 32731296, 37766880, 40914120, 49096944, 54552160, 61371180, 81828240, 98193888, 122742360, 163656480, 245484720, 490969440]

約数ペア:

[(1, 490969440), (2, 245484720), (3, 163656480), (4, 122742360), (5, 98193888), (6, 81828240), (8, 61371180), (9, 54552160), (10, 49096944), (12, 40914120), (13, 37766880), (15, 32731296), (16, 30685590), (18, 27276080), (20, 24548472), (24, 20457060), (26, 18883440), (30, 16365648), (32, 15342795), (36, 13638040), (39, 12588960), (40, 12274236), (45, 10910432), (48, 10228530), (52, 9441720), (60, 8182824), (65, 7553376), (72, 6819020), (78, 6294480), (80, 6137118), (90, 5455216), (96, 5114265), (104, 4720860), (117, 4196320), (120, 4091412), (130, 3776688), (144, 3409510), (156, 3147240), (160, 3068559), (180, 2727608), (195, 2517792), (208, 2360430), (234, 2098160), (240, 2045706), (260, 1888344), (288, 1704755), (312, 1573620), (360, 1363804), (390, 1258896), (416, 1180215), (468, 1049080), (480, 1022853), (520, 944172), (585, 839264), (624, 786810), (720, 681902), (780, 629448), (936, 524540), (1040, 472086), (1170, 419632), (1248, 393405), (1440, 340951), (1560, 314724), (1872, 262270), (2080, 236043), (2340, 209816), (3120, 157362), (3744, 131135), (4680, 104908), (6240, 78681), (9360, 52454), (18720, 26227)]