217144620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15667}}^1$

素因数の和:15700

約数の個数: 144

約数和(自身を含む): 821253888

約数和(自身を除く): 604109268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930, 13860, 15667, 31334, 47001, 62668, 78335, 94002, 109669, 141003, 156670, 172337, 188004, 219338, 235005, 282006, 313340, 329007, 344674, 438676, 470010, 517011, 548345, 564012, 658014, 689348, 705015, 861685, 940020, 987021, 1034022, 1096690, 1206359, 1316028, 1410030, 1551033, 1645035, 1723370, 1974042, 2068044, 2193380, 2412718, 2585055, 2820060, 3102066, 3290070, 3446740, 3619077, 3948084, 4825436, 4935105, 5170110, 6031795, 6204132, 6580140, 7238154, 7755165, 9870210, 10340220, 10857231, 12063590, 14476308, 15510330, 18095385, 19740420, 21714462, 24127180, 31020660, 36190770, 43428924, 54286155, 72381540, 108572310, 217144620]

約数ペア:

[(1, 217144620), (2, 108572310), (3, 72381540), (4, 54286155), (5, 43428924), (6, 36190770), (7, 31020660), (9, 24127180), (10, 21714462), (11, 19740420), (12, 18095385), (14, 15510330), (15, 14476308), (18, 12063590), (20, 10857231), (21, 10340220), (22, 9870210), (28, 7755165), (30, 7238154), (33, 6580140), (35, 6204132), (36, 6031795), (42, 5170110), (44, 4935105), (45, 4825436), (55, 3948084), (60, 3619077), (63, 3446740), (66, 3290070), (70, 3102066), (77, 2820060), (84, 2585055), (90, 2412718), (99, 2193380), (105, 2068044), (110, 1974042), (126, 1723370), (132, 1645035), (140, 1551033), (154, 1410030), (165, 1316028), (180, 1206359), (198, 1096690), (210, 1034022), (220, 987021), (231, 940020), (252, 861685), (308, 705015), (315, 689348), (330, 658014), (385, 564012), (396, 548345), (420, 517011), (462, 470010), (495, 438676), (630, 344674), (660, 329007), (693, 313340), (770, 282006), (924, 235005), (990, 219338), (1155, 188004), (1260, 172337), (1386, 156670), (1540, 141003), (1980, 109669), (2310, 94002), (2772, 78335), (3465, 62668), (4620, 47001), (6930, 31334), (13860, 15667)]