255148380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5431}}^1$

素因数の和:5481

約数の個数: 120

約数和(自身を含む): 828162720

約数和(自身を除く): 573014340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 261, 270, 290, 324, 348, 405, 435, 522, 540, 580, 783, 810, 870, 1044, 1305, 1566, 1620, 1740, 2349, 2610, 3132, 3915, 4698, 5220, 5431, 7830, 9396, 10862, 11745, 15660, 16293, 21724, 23490, 27155, 32586, 46980, 48879, 54310, 65172, 81465, 97758, 108620, 146637, 157499, 162930, 195516, 244395, 293274, 314998, 325860, 439911, 472497, 488790, 586548, 629996, 733185, 787495, 879822, 944994, 977580, 1417491, 1466370, 1574990, 1759644, 1889988, 2199555, 2362485, 2834982, 2932740, 3149980, 4252473, 4399110, 4724970, 5669964, 7087455, 8504946, 8798220, 9449940, 12757419, 14174910, 17009892, 21262365, 25514838, 28349820, 42524730, 51029676, 63787095, 85049460, 127574190, 255148380]

約数ペア:

[(1, 255148380), (2, 127574190), (3, 85049460), (4, 63787095), (5, 51029676), (6, 42524730), (9, 28349820), (10, 25514838), (12, 21262365), (15, 17009892), (18, 14174910), (20, 12757419), (27, 9449940), (29, 8798220), (30, 8504946), (36, 7087455), (45, 5669964), (54, 4724970), (58, 4399110), (60, 4252473), (81, 3149980), (87, 2932740), (90, 2834982), (108, 2362485), (116, 2199555), (135, 1889988), (145, 1759644), (162, 1574990), (174, 1466370), (180, 1417491), (261, 977580), (270, 944994), (290, 879822), (324, 787495), (348, 733185), (405, 629996), (435, 586548), (522, 488790), (540, 472497), (580, 439911), (783, 325860), (810, 314998), (870, 293274), (1044, 244395), (1305, 195516), (1566, 162930), (1620, 157499), (1740, 146637), (2349, 108620), (2610, 97758), (3132, 81465), (3915, 65172), (4698, 54310), (5220, 48879), (5431, 46980), (7830, 32586), (9396, 27155), (10862, 23490), (11745, 21724), (15660, 16293)]