161623440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20407}}^1$

素因数の和:20437

約数の個数: 120

約数和(自身を含む): 592158528

約数和(自身を除く): 430535088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 20407, 40814, 61221, 81628, 102035, 122442, 163256, 183663, 204070, 224477, 244884, 306105, 326512, 367326, 408140, 448954, 489768, 612210, 673431, 734652, 816280, 897908, 918315, 979536, 1122385, 1224420, 1346862, 1469304, 1632560, 1795816, 1836630, 2020293, 2244770, 2448840, 2693724, 2938608, 3367155, 3591632, 3673260, 4040586, 4489540, 4897680, 5387448, 6734310, 7346520, 8081172, 8979080, 10101465, 10774896, 13468620, 14693040, 16162344, 17958160, 20202930, 26937240, 32324688, 40405860, 53874480, 80811720, 161623440]

約数ペア:

[(1, 161623440), (2, 80811720), (3, 53874480), (4, 40405860), (5, 32324688), (6, 26937240), (8, 20202930), (9, 17958160), (10, 16162344), (11, 14693040), (12, 13468620), (15, 10774896), (16, 10101465), (18, 8979080), (20, 8081172), (22, 7346520), (24, 6734310), (30, 5387448), (33, 4897680), (36, 4489540), (40, 4040586), (44, 3673260), (45, 3591632), (48, 3367155), (55, 2938608), (60, 2693724), (66, 2448840), (72, 2244770), (80, 2020293), (88, 1836630), (90, 1795816), (99, 1632560), (110, 1469304), (120, 1346862), (132, 1224420), (144, 1122385), (165, 979536), (176, 918315), (180, 897908), (198, 816280), (220, 734652), (240, 673431), (264, 612210), (330, 489768), (360, 448954), (396, 408140), (440, 367326), (495, 326512), (528, 306105), (660, 244884), (720, 224477), (792, 204070), (880, 183663), (990, 163256), (1320, 122442), (1584, 102035), (1980, 81628), (2640, 61221), (3960, 40814), (7920, 20407)]