204739740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4967}}^1$

素因数の和:5211

約数の個数: 72

約数和(自身を含む): 623881440

約数和(自身を除く): 419141700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1374, 2061, 2290, 2748, 3435, 4122, 4580, 4967, 6870, 8244, 9934, 10305, 13740, 14901, 19868, 20610, 24835, 29802, 41220, 44703, 49670, 59604, 74505, 89406, 99340, 149010, 178812, 223515, 298020, 447030, 894060, 1137443, 2274886, 3412329, 4549772, 5687215, 6824658, 10236987, 11374430, 13649316, 17061645, 20473974, 22748860, 34123290, 40947948, 51184935, 68246580, 102369870, 204739740]

約数ペア:

[(1, 204739740), (2, 102369870), (3, 68246580), (4, 51184935), (5, 40947948), (6, 34123290), (9, 22748860), (10, 20473974), (12, 17061645), (15, 13649316), (18, 11374430), (20, 10236987), (30, 6824658), (36, 5687215), (45, 4549772), (60, 3412329), (90, 2274886), (180, 1137443), (229, 894060), (458, 447030), (687, 298020), (916, 223515), (1145, 178812), (1374, 149010), (2061, 99340), (2290, 89406), (2748, 74505), (3435, 59604), (4122, 49670), (4580, 44703), (4967, 41220), (6870, 29802), (8244, 24835), (9934, 20610), (10305, 19868), (13740, 14901)]