131791660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:296

約数の個数: 192

約数和(自身を含む): 386104320

約数和(自身を除く): 254312660

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 29, 35, 44, 52, 55, 58, 65, 70, 77, 91, 110, 116, 130, 140, 143, 145, 154, 182, 203, 220, 227, 260, 286, 290, 308, 319, 364, 377, 385, 406, 454, 455, 572, 580, 638, 715, 754, 770, 812, 908, 910, 1001, 1015, 1135, 1276, 1430, 1508, 1540, 1589, 1595, 1820, 1885, 2002, 2030, 2233, 2270, 2497, 2639, 2860, 2951, 3178, 3190, 3770, 4004, 4060, 4147, 4466, 4540, 4994, 5005, 5278, 5902, 6356, 6380, 6583, 7540, 7945, 8294, 8932, 9988, 10010, 10556, 11165, 11804, 12485, 13166, 13195, 14755, 15890, 16588, 17479, 20020, 20657, 20735, 22330, 24970, 26332, 26390, 29029, 29510, 31780, 32461, 32915, 34958, 41314, 41470, 44660, 46081, 49940, 52780, 58058, 59020, 64922, 65830, 69916, 72413, 82628, 82940, 85579, 87395, 92162, 103285, 116116, 129844, 131660, 144826, 145145, 162305, 171158, 174790, 184324, 206570, 227227, 230405, 289652, 290290, 324610, 342316, 349580, 362065, 413140, 427895, 454454, 460810, 506891, 580580, 599053, 649220, 724130, 855790, 908908, 921620, 941369, 1013782, 1136135, 1198106, 1448260, 1711580, 1882738, 2027564, 2272270, 2396212, 2534455, 2995265, 3765476, 4544540, 4706845, 5068910, 5990530, 6589583, 9413690, 10137820, 11981060, 13179166, 18827380, 26358332, 32947915, 65895830, 131791660]

約数ペア:

[(1, 131791660), (2, 65895830), (4, 32947915), (5, 26358332), (7, 18827380), (10, 13179166), (11, 11981060), (13, 10137820), (14, 9413690), (20, 6589583), (22, 5990530), (26, 5068910), (28, 4706845), (29, 4544540), (35, 3765476), (44, 2995265), (52, 2534455), (55, 2396212), (58, 2272270), (65, 2027564), (70, 1882738), (77, 1711580), (91, 1448260), (110, 1198106), (116, 1136135), (130, 1013782), (140, 941369), (143, 921620), (145, 908908), (154, 855790), (182, 724130), (203, 649220), (220, 599053), (227, 580580), (260, 506891), (286, 460810), (290, 454454), (308, 427895), (319, 413140), (364, 362065), (377, 349580), (385, 342316), (406, 324610), (454, 290290), (455, 289652), (572, 230405), (580, 227227), (638, 206570), (715, 184324), (754, 174790), (770, 171158), (812, 162305), (908, 145145), (910, 144826), (1001, 131660), (1015, 129844), (1135, 116116), (1276, 103285), (1430, 92162), (1508, 87395), (1540, 85579), (1589, 82940), (1595, 82628), (1820, 72413), (1885, 69916), (2002, 65830), (2030, 64922), (2233, 59020), (2270, 58058), (2497, 52780), (2639, 49940), (2860, 46081), (2951, 44660), (3178, 41470), (3190, 41314), (3770, 34958), (4004, 32915), (4060, 32461), (4147, 31780), (4466, 29510), (4540, 29029), (4994, 26390), (5005, 26332), (5278, 24970), (5902, 22330), (6356, 20735), (6380, 20657), (6583, 20020), (7540, 17479), (7945, 16588), (8294, 15890), (8932, 14755), (9988, 13195), (10010, 13166), (10556, 12485), (11165, 11804)]