151276280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{121997}}^1$

素因数の和:122039

約数の個数: 32

約数和(自身を含む): 351354240

約数和(自身を除く): 200077960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 121997, 243994, 487988, 609985, 975976, 1219970, 2439940, 3781907, 4879880, 7563814, 15127628, 18909535, 30255256, 37819070, 75638140, 151276280]

約数ペア:

[(1, 151276280), (2, 75638140), (4, 37819070), (5, 30255256), (8, 18909535), (10, 15127628), (20, 7563814), (31, 4879880), (40, 3781907), (62, 2439940), (124, 1219970), (155, 975976), (248, 609985), (310, 487988), (620, 243994), (1240, 121997)]