301304920

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{21961}}^1$

素因数の和:21993

約数の個数: 64

約数和(自身を含む): 790632000

約数和(自身を除く): 489327080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13720, 21961, 43922, 87844, 109805, 153727, 175688, 219610, 307454, 439220, 614908, 768635, 878440, 1076089, 1229816, 1537270, 2152178, 3074540, 4304356, 5380445, 6149080, 7532623, 8608712, 10760890, 15065246, 21521780, 30130492, 37663115, 43043560, 60260984, 75326230, 150652460, 301304920]

約数ペア:

[(1, 301304920), (2, 150652460), (4, 75326230), (5, 60260984), (7, 43043560), (8, 37663115), (10, 30130492), (14, 21521780), (20, 15065246), (28, 10760890), (35, 8608712), (40, 7532623), (49, 6149080), (56, 5380445), (70, 4304356), (98, 3074540), (140, 2152178), (196, 1537270), (245, 1229816), (280, 1076089), (343, 878440), (392, 768635), (490, 614908), (686, 439220), (980, 307454), (1372, 219610), (1715, 175688), (1960, 153727), (2744, 109805), (3430, 87844), (6860, 43922), (13720, 21961)]