156784010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 308206080

約数和(自身を除く): 151422070

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 97, 181, 190, 194, 235, 362, 470, 485, 893, 905, 970, 1786, 1810, 1843, 3439, 3686, 4465, 4559, 6878, 8507, 8930, 9118, 9215, 17014, 17195, 17557, 18430, 22795, 34390, 35114, 42535, 45590, 85070, 86621, 87785, 161633, 173242, 175570, 323266, 333583, 433105, 667166, 808165, 825179, 866210, 1616330, 1650358, 1667915, 3335830, 4125895, 8251790, 15678401, 31356802, 78392005, 156784010]

約数ペア:

[(1, 156784010), (2, 78392005), (5, 31356802), (10, 15678401), (19, 8251790), (38, 4125895), (47, 3335830), (94, 1667915), (95, 1650358), (97, 1616330), (181, 866210), (190, 825179), (194, 808165), (235, 667166), (362, 433105), (470, 333583), (485, 323266), (893, 175570), (905, 173242), (970, 161633), (1786, 87785), (1810, 86621), (1843, 85070), (3439, 45590), (3686, 42535), (4465, 35114), (4559, 34390), (6878, 22795), (8507, 18430), (8930, 17557), (9118, 17195), (9215, 17014)]