165438720

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{4787}}^1$

素因数の和:4817

約数の個数: 144

約数和(自身を含む): 587200320

約数和(自身を除く): 421761600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 4787, 5760, 6912, 8640, 9574, 11520, 14361, 17280, 19148, 23935, 28722, 34560, 38296, 43083, 47870, 57444, 71805, 76592, 86166, 95740, 114888, 129249, 143610, 153184, 172332, 191480, 215415, 229776, 258498, 287220, 306368, 344664, 382960, 430830, 459552, 516996, 574440, 612736, 646245, 689328, 765920, 861660, 919104, 1033992, 1148880, 1225472, 1292490, 1378656, 1531840, 1723320, 1838208, 2067984, 2297760, 2584980, 2757312, 3063680, 3446640, 3676416, 4135968, 4595520, 5169960, 5514624, 6127360, 6893280, 8271936, 9191040, 10339920, 11029248, 13786560, 16543872, 18382080, 20679840, 27573120, 33087744, 41359680, 55146240, 82719360, 165438720]

約数ペア:

[(1, 165438720), (2, 82719360), (3, 55146240), (4, 41359680), (5, 33087744), (6, 27573120), (8, 20679840), (9, 18382080), (10, 16543872), (12, 13786560), (15, 11029248), (16, 10339920), (18, 9191040), (20, 8271936), (24, 6893280), (27, 6127360), (30, 5514624), (32, 5169960), (36, 4595520), (40, 4135968), (45, 3676416), (48, 3446640), (54, 3063680), (60, 2757312), (64, 2584980), (72, 2297760), (80, 2067984), (90, 1838208), (96, 1723320), (108, 1531840), (120, 1378656), (128, 1292490), (135, 1225472), (144, 1148880), (160, 1033992), (180, 919104), (192, 861660), (216, 765920), (240, 689328), (256, 646245), (270, 612736), (288, 574440), (320, 516996), (360, 459552), (384, 430830), (432, 382960), (480, 344664), (540, 306368), (576, 287220), (640, 258498), (720, 229776), (768, 215415), (864, 191480), (960, 172332), (1080, 153184), (1152, 143610), (1280, 129249), (1440, 114888), (1728, 95740), (1920, 86166), (2160, 76592), (2304, 71805), (2880, 57444), (3456, 47870), (3840, 43083), (4320, 38296), (4787, 34560), (5760, 28722), (6912, 23935), (8640, 19148), (9574, 17280), (11520, 14361)]