15780330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{647}}^1$

素因数の和:931

約数の個数: 48

約数和(自身を含む): 41243904

約数和(自身を除く): 25463574

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 271, 542, 647, 813, 1294, 1355, 1626, 1941, 2439, 2710, 3235, 3882, 4065, 4878, 5823, 6470, 8130, 9705, 11646, 12195, 19410, 24390, 29115, 58230, 175337, 350674, 526011, 876685, 1052022, 1578033, 1753370, 2630055, 3156066, 5260110, 7890165, 15780330]

約数ペア:

[(1, 15780330), (2, 7890165), (3, 5260110), (5, 3156066), (6, 2630055), (9, 1753370), (10, 1578033), (15, 1052022), (18, 876685), (30, 526011), (45, 350674), (90, 175337), (271, 58230), (542, 29115), (647, 24390), (813, 19410), (1294, 12195), (1355, 11646), (1626, 9705), (1941, 8130), (2439, 6470), (2710, 5823), (3235, 4878), (3882, 4065)]