203488920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{565247}}^1$

素因数の和:565264

約数の個数: 48

約数和(自身を含む): 661340160

約数和(自身を除く): 457851240

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, 565247, 1130494, 1695741, 2260988, 2826235, 3391482, 4521976, 5087223, 5652470, 6782964, 8478705, 10174446, 11304940, 13565928, 16957410, 20348892, 22609880, 25436115, 33914820, 40697784, 50872230, 67829640, 101744460, 203488920]

約数ペア:

[(1, 203488920), (2, 101744460), (3, 67829640), (4, 50872230), (5, 40697784), (6, 33914820), (8, 25436115), (9, 22609880), (10, 20348892), (12, 16957410), (15, 13565928), (18, 11304940), (20, 10174446), (24, 8478705), (30, 6782964), (36, 5652470), (40, 5087223), (45, 4521976), (60, 3391482), (72, 2826235), (90, 2260988), (120, 1695741), (180, 1130494), (360, 565247)]