521291280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2172047}}^1$

素因数の和:2172063

約数の個数: 40

約数和(自身を含む): 1616003712

約数和(自身を除く): 1094712432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2172047, 4344094, 6516141, 8688188, 10860235, 13032282, 17376376, 21720470, 26064564, 32580705, 34752752, 43440940, 52129128, 65161410, 86881880, 104258256, 130322820, 173763760, 260645640, 521291280]

約数ペア:

[(1, 521291280), (2, 260645640), (3, 173763760), (4, 130322820), (5, 104258256), (6, 86881880), (8, 65161410), (10, 52129128), (12, 43440940), (15, 34752752), (16, 32580705), (20, 26064564), (24, 21720470), (30, 17376376), (40, 13032282), (48, 10860235), (60, 8688188), (80, 6516141), (120, 4344094), (240, 2172047)]