81730920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{681091}}^1$

素因数の和:681105

約数の個数: 32

約数和(自身を含む): 245193120

約数和(自身を除く): 163462200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 681091, 1362182, 2043273, 2724364, 3405455, 4086546, 5448728, 6810910, 8173092, 10216365, 13621820, 16346184, 20432730, 27243640, 40865460, 81730920]

約数ペア:

[(1, 81730920), (2, 40865460), (3, 27243640), (4, 20432730), (5, 16346184), (6, 13621820), (8, 10216365), (10, 8173092), (12, 6810910), (15, 5448728), (20, 4086546), (24, 3405455), (30, 2724364), (40, 2043273), (60, 1362182), (120, 681091)]