348539220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{645443}}^1$

素因数の和:645461

約数の個数: 48

約数和(自身を含む): 1084345920

約数和(自身を除く): 735806700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 645443, 1290886, 1936329, 2581772, 3227215, 3872658, 5808987, 6454430, 7745316, 9681645, 11617974, 12908860, 17426961, 19363290, 23235948, 29044935, 34853922, 38726580, 58089870, 69707844, 87134805, 116179740, 174269610, 348539220]

約数ペア:

[(1, 348539220), (2, 174269610), (3, 116179740), (4, 87134805), (5, 69707844), (6, 58089870), (9, 38726580), (10, 34853922), (12, 29044935), (15, 23235948), (18, 19363290), (20, 17426961), (27, 12908860), (30, 11617974), (36, 9681645), (45, 7745316), (54, 6454430), (60, 5808987), (90, 3872658), (108, 3227215), (135, 2581772), (180, 1936329), (270, 1290886), (540, 645443)]