448920540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{3169}}^1$

素因数の和:3971

約数の個数: 72

約数和(自身を含む): 1363886160

約数和(自身を除く): 914965620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 787, 1574, 2361, 3148, 3169, 3935, 4722, 6338, 7083, 7870, 9444, 9507, 11805, 12676, 14166, 15740, 15845, 19014, 23610, 28332, 28521, 31690, 35415, 38028, 47220, 47535, 57042, 63380, 70830, 95070, 114084, 141660, 142605, 190140, 285210, 570420, 2494003, 4988006, 7482009, 9976012, 12470015, 14964018, 22446027, 24940030, 29928036, 37410045, 44892054, 49880060, 74820090, 89784108, 112230135, 149640180, 224460270, 448920540]

約数ペア:

[(1, 448920540), (2, 224460270), (3, 149640180), (4, 112230135), (5, 89784108), (6, 74820090), (9, 49880060), (10, 44892054), (12, 37410045), (15, 29928036), (18, 24940030), (20, 22446027), (30, 14964018), (36, 12470015), (45, 9976012), (60, 7482009), (90, 4988006), (180, 2494003), (787, 570420), (1574, 285210), (2361, 190140), (3148, 142605), (3169, 141660), (3935, 114084), (4722, 95070), (6338, 70830), (7083, 63380), (7870, 57042), (9444, 47535), (9507, 47220), (11805, 38028), (12676, 35415), (14166, 31690), (15740, 28521), (15845, 28332), (19014, 23610)]