291097560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{186601}}^1$

素因数の和:186628

約数の個数: 64

約数和(自身を含む): 940474080

約数和(自身を除く): 649376520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 186601, 373202, 559803, 746404, 933005, 1119606, 1492808, 1866010, 2239212, 2425813, 2799015, 3732020, 4478424, 4851626, 5598030, 7277439, 7464040, 9703252, 11196060, 12129065, 14554878, 19406504, 22392120, 24258130, 29109756, 36387195, 48516260, 58219512, 72774390, 97032520, 145548780, 291097560]

約数ペア:

[(1, 291097560), (2, 145548780), (3, 97032520), (4, 72774390), (5, 58219512), (6, 48516260), (8, 36387195), (10, 29109756), (12, 24258130), (13, 22392120), (15, 19406504), (20, 14554878), (24, 12129065), (26, 11196060), (30, 9703252), (39, 7464040), (40, 7277439), (52, 5598030), (60, 4851626), (65, 4478424), (78, 3732020), (104, 2799015), (120, 2425813), (130, 2239212), (156, 1866010), (195, 1492808), (260, 1119606), (312, 933005), (390, 746404), (520, 559803), (780, 373202), (1560, 186601)]