330711780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:794

約数の個数: 144

約数和(自身を含む): 1084539456

約数和(自身を除く): 753827676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 197, 210, 245, 294, 394, 420, 490, 571, 588, 591, 735, 788, 980, 985, 1142, 1182, 1379, 1470, 1713, 1970, 2284, 2364, 2758, 2855, 2940, 2955, 3426, 3940, 3997, 4137, 5516, 5710, 5910, 6852, 6895, 7994, 8274, 8565, 9653, 11420, 11820, 11991, 13790, 15988, 16548, 17130, 19306, 19985, 20685, 23982, 27580, 27979, 28959, 34260, 38612, 39970, 41370, 47964, 48265, 55958, 57918, 59955, 79940, 82740, 83937, 96530, 111916, 112487, 115836, 119910, 139895, 144795, 167874, 193060, 224974, 239820, 279790, 289590, 335748, 337461, 419685, 449948, 559580, 562435, 579180, 674922, 787409, 839370, 1124870, 1349844, 1574818, 1678740, 1687305, 2249740, 2362227, 3149636, 3374610, 3937045, 4724454, 5511863, 6749220, 7874090, 9448908, 11023726, 11811135, 15748180, 16535589, 22047452, 23622270, 27559315, 33071178, 47244540, 55118630, 66142356, 82677945, 110237260, 165355890, 330711780]

約数ペア:

[(1, 330711780), (2, 165355890), (3, 110237260), (4, 82677945), (5, 66142356), (6, 55118630), (7, 47244540), (10, 33071178), (12, 27559315), (14, 23622270), (15, 22047452), (20, 16535589), (21, 15748180), (28, 11811135), (30, 11023726), (35, 9448908), (42, 7874090), (49, 6749220), (60, 5511863), (70, 4724454), (84, 3937045), (98, 3374610), (105, 3149636), (140, 2362227), (147, 2249740), (196, 1687305), (197, 1678740), (210, 1574818), (245, 1349844), (294, 1124870), (394, 839370), (420, 787409), (490, 674922), (571, 579180), (588, 562435), (591, 559580), (735, 449948), (788, 419685), (980, 337461), (985, 335748), (1142, 289590), (1182, 279790), (1379, 239820), (1470, 224974), (1713, 193060), (1970, 167874), (2284, 144795), (2364, 139895), (2758, 119910), (2855, 115836), (2940, 112487), (2955, 111916), (3426, 96530), (3940, 83937), (3997, 82740), (4137, 79940), (5516, 59955), (5710, 57918), (5910, 55958), (6852, 48265), (6895, 47964), (7994, 41370), (8274, 39970), (8565, 38612), (9653, 34260), (11420, 28959), (11820, 27979), (11991, 27580), (13790, 23982), (15988, 20685), (16548, 19985), (17130, 19306)]