162480920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18719}}^1$

素因数の和:18768

約数の個数: 64

約数和(自身を含む): 431308800

約数和(自身を除く): 268827880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 18719, 37438, 74876, 93595, 131033, 149752, 187190, 262066, 374380, 524132, 580289, 655165, 748760, 1048264, 1160578, 1310330, 2321156, 2620660, 2901445, 4062023, 4642312, 5241320, 5802890, 8124046, 11605780, 16248092, 20310115, 23211560, 32496184, 40620230, 81240460, 162480920]

約数ペア:

[(1, 162480920), (2, 81240460), (4, 40620230), (5, 32496184), (7, 23211560), (8, 20310115), (10, 16248092), (14, 11605780), (20, 8124046), (28, 5802890), (31, 5241320), (35, 4642312), (40, 4062023), (56, 2901445), (62, 2620660), (70, 2321156), (124, 1310330), (140, 1160578), (155, 1048264), (217, 748760), (248, 655165), (280, 580289), (310, 524132), (434, 374380), (620, 262066), (868, 187190), (1085, 149752), (1240, 131033), (1736, 93595), (2170, 74876), (4340, 37438), (8680, 18719)]