20166720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{3001}}^1$

素因数の和:3028

約数の個数: 112

約数和(自身を含む): 73200768

約数和(自身を除く): 53034048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3001, 3360, 6002, 6720, 9003, 12004, 15005, 18006, 21007, 24008, 30010, 36012, 42014, 45015, 48016, 60020, 63021, 72024, 84028, 90030, 96032, 105035, 120040, 126042, 144048, 168056, 180060, 192064, 210070, 240080, 252084, 288096, 315105, 336112, 360120, 420140, 480160, 504168, 576192, 630210, 672224, 720240, 840280, 960320, 1008336, 1260420, 1344448, 1440480, 1680560, 2016672, 2520840, 2880960, 3361120, 4033344, 5041680, 6722240, 10083360, 20166720]

約数ペア:

[(1, 20166720), (2, 10083360), (3, 6722240), (4, 5041680), (5, 4033344), (6, 3361120), (7, 2880960), (8, 2520840), (10, 2016672), (12, 1680560), (14, 1440480), (15, 1344448), (16, 1260420), (20, 1008336), (21, 960320), (24, 840280), (28, 720240), (30, 672224), (32, 630210), (35, 576192), (40, 504168), (42, 480160), (48, 420140), (56, 360120), (60, 336112), (64, 315105), (70, 288096), (80, 252084), (84, 240080), (96, 210070), (105, 192064), (112, 180060), (120, 168056), (140, 144048), (160, 126042), (168, 120040), (192, 105035), (210, 96032), (224, 90030), (240, 84028), (280, 72024), (320, 63021), (336, 60020), (420, 48016), (448, 45015), (480, 42014), (560, 36012), (672, 30010), (840, 24008), (960, 21007), (1120, 18006), (1344, 15005), (1680, 12004), (2240, 9003), (3001, 6720), (3360, 6002)]