13281780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1223}}^1$

素因数の和:1416

約数の個数: 48

約数和(自身を含む): 37425024

約数和(自身を除く): 24143244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1223, 1810, 2172, 2446, 2715, 3620, 3669, 4892, 5430, 6115, 7338, 10860, 12230, 14676, 18345, 24460, 36690, 73380, 221363, 442726, 664089, 885452, 1106815, 1328178, 2213630, 2656356, 3320445, 4427260, 6640890, 13281780]

約数ペア:

[(1, 13281780), (2, 6640890), (3, 4427260), (4, 3320445), (5, 2656356), (6, 2213630), (10, 1328178), (12, 1106815), (15, 885452), (20, 664089), (30, 442726), (60, 221363), (181, 73380), (362, 36690), (543, 24460), (724, 18345), (905, 14676), (1086, 12230), (1223, 10860), (1810, 7338), (2172, 6115), (2446, 5430), (2715, 4892), (3620, 3669)]