212459940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15329}}^1$

素因数の和:15362

約数の個数: 144

約数和(自身を含む): 803537280

約数和(自身を除く): 591077340

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, 15329, 30658, 45987, 61316, 76645, 91974, 107303, 137961, 153290, 168619, 183948, 214606, 229935, 275922, 306580, 321909, 337238, 429212, 459870, 505857, 536515, 551844, 643818, 674476, 689805, 843095, 919740, 965727, 1011714, 1073030, 1180333, 1287636, 1379610, 1517571, 1609545, 1686190, 1931454, 2023428, 2146060, 2360666, 2529285, 2759220, 3035142, 3219090, 3372380, 3540999, 3862908, 4721332, 4828635, 5058570, 5901665, 6070284, 6438180, 7081998, 7587855, 9657270, 10117140, 10622997, 11803330, 14163996, 15175710, 17704995, 19314540, 21245994, 23606660, 30351420, 35409990, 42491988, 53114985, 70819980, 106229970, 212459940]

約数ペア:

[(1, 212459940), (2, 106229970), (3, 70819980), (4, 53114985), (5, 42491988), (6, 35409990), (7, 30351420), (9, 23606660), (10, 21245994), (11, 19314540), (12, 17704995), (14, 15175710), (15, 14163996), (18, 11803330), (20, 10622997), (21, 10117140), (22, 9657270), (28, 7587855), (30, 7081998), (33, 6438180), (35, 6070284), (36, 5901665), (42, 5058570), (44, 4828635), (45, 4721332), (55, 3862908), (60, 3540999), (63, 3372380), (66, 3219090), (70, 3035142), (77, 2759220), (84, 2529285), (90, 2360666), (99, 2146060), (105, 2023428), (110, 1931454), (126, 1686190), (132, 1609545), (140, 1517571), (154, 1379610), (165, 1287636), (180, 1180333), (198, 1073030), (210, 1011714), (220, 965727), (231, 919740), (252, 843095), (308, 689805), (315, 674476), (330, 643818), (385, 551844), (396, 536515), (420, 505857), (462, 459870), (495, 429212), (630, 337238), (660, 321909), (693, 306580), (770, 275922), (924, 229935), (990, 214606), (1155, 183948), (1260, 168619), (1386, 153290), (1540, 137961), (1980, 107303), (2310, 91974), (2772, 76645), (3465, 61316), (4620, 45987), (6930, 30658), (13860, 15329)]