131640840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{365669}}^1$

素因数の和:365686

約数の個数: 48

約数和(自身を含む): 427833900

約数和(自身を除く): 296193060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 365669, 731338, 1097007, 1462676, 1828345, 2194014, 2925352, 3291021, 3656690, 4388028, 5485035, 6582042, 7313380, 8776056, 10970070, 13164084, 14626760, 16455105, 21940140, 26328168, 32910210, 43880280, 65820420, 131640840]

約数ペア:

[(1, 131640840), (2, 65820420), (3, 43880280), (4, 32910210), (5, 26328168), (6, 21940140), (8, 16455105), (9, 14626760), (10, 13164084), (12, 10970070), (15, 8776056), (18, 7313380), (20, 6582042), (24, 5485035), (30, 4388028), (36, 3656690), (40, 3291021), (45, 2925352), (60, 2194014), (72, 1828345), (90, 1462676), (120, 1097007), (180, 731338), (360, 365669)]