158385840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{659941}}^1$

素因数の和:659957

約数の個数: 40

約数和(自身を含む): 490996848

約数和(自身を除く): 332611008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 659941, 1319882, 1979823, 2639764, 3299705, 3959646, 5279528, 6599410, 7919292, 9899115, 10559056, 13198820, 15838584, 19798230, 26397640, 31677168, 39596460, 52795280, 79192920, 158385840]

約数ペア:

[(1, 158385840), (2, 79192920), (3, 52795280), (4, 39596460), (5, 31677168), (6, 26397640), (8, 19798230), (10, 15838584), (12, 13198820), (15, 10559056), (16, 9899115), (20, 7919292), (24, 6599410), (30, 5279528), (40, 3959646), (48, 3299705), (60, 2639764), (80, 1979823), (120, 1319882), (240, 659941)]