251123280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1046347}}^1$

素因数の和:1046363

約数の個数: 40

約数和(自身を含む): 778482912

約数和(自身を除く): 527359632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1046347, 2092694, 3139041, 4185388, 5231735, 6278082, 8370776, 10463470, 12556164, 15695205, 16741552, 20926940, 25112328, 31390410, 41853880, 50224656, 62780820, 83707760, 125561640, 251123280]

約数ペア:

[(1, 251123280), (2, 125561640), (3, 83707760), (4, 62780820), (5, 50224656), (6, 41853880), (8, 31390410), (10, 25112328), (12, 20926940), (15, 16741552), (16, 15695205), (20, 12556164), (24, 10463470), (30, 8370776), (40, 6278082), (48, 5231735), (60, 4185388), (80, 3139041), (120, 2092694), (240, 1046347)]