1520384220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{30059}}^1$

素因数の和:30355

約数の個数: 72

約数和(自身を含む): 4628398320

約数和(自身を除く): 3108014100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1686, 2529, 2810, 3372, 4215, 5058, 5620, 8430, 10116, 12645, 16860, 25290, 30059, 50580, 60118, 90177, 120236, 150295, 180354, 270531, 300590, 360708, 450885, 541062, 601180, 901770, 1082124, 1352655, 1803540, 2705310, 5410620, 8446579, 16893158, 25339737, 33786316, 42232895, 50679474, 76019211, 84465790, 101358948, 126698685, 152038422, 168931580, 253397370, 304076844, 380096055, 506794740, 760192110, 1520384220]

約数ペア:

[(1, 1520384220), (2, 760192110), (3, 506794740), (4, 380096055), (5, 304076844), (6, 253397370), (9, 168931580), (10, 152038422), (12, 126698685), (15, 101358948), (18, 84465790), (20, 76019211), (30, 50679474), (36, 42232895), (45, 33786316), (60, 25339737), (90, 16893158), (180, 8446579), (281, 5410620), (562, 2705310), (843, 1803540), (1124, 1352655), (1405, 1082124), (1686, 901770), (2529, 601180), (2810, 541062), (3372, 450885), (4215, 360708), (5058, 300590), (5620, 270531), (8430, 180354), (10116, 150295), (12645, 120236), (16860, 90177), (25290, 60118), (30059, 50580)]