270442960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{983}}^1$

素因数の和:1196

約数の個数: 80

約数和(自身を含む): 666207360

約数和(自身を除く): 395764400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 181, 190, 304, 362, 380, 724, 760, 905, 983, 1448, 1520, 1810, 1966, 2896, 3439, 3620, 3932, 4915, 6878, 7240, 7864, 9830, 13756, 14480, 15728, 17195, 18677, 19660, 27512, 34390, 37354, 39320, 55024, 68780, 74708, 78640, 93385, 137560, 149416, 177923, 186770, 275120, 298832, 355846, 373540, 711692, 747080, 889615, 1423384, 1494160, 1779230, 2846768, 3380537, 3558460, 6761074, 7116920, 13522148, 14233840, 16902685, 27044296, 33805370, 54088592, 67610740, 135221480, 270442960]

約数ペア:

[(1, 270442960), (2, 135221480), (4, 67610740), (5, 54088592), (8, 33805370), (10, 27044296), (16, 16902685), (19, 14233840), (20, 13522148), (38, 7116920), (40, 6761074), (76, 3558460), (80, 3380537), (95, 2846768), (152, 1779230), (181, 1494160), (190, 1423384), (304, 889615), (362, 747080), (380, 711692), (724, 373540), (760, 355846), (905, 298832), (983, 275120), (1448, 186770), (1520, 177923), (1810, 149416), (1966, 137560), (2896, 93385), (3439, 78640), (3620, 74708), (3932, 68780), (4915, 55024), (6878, 39320), (7240, 37354), (7864, 34390), (9830, 27512), (13756, 19660), (14480, 18677), (15728, 17195)]