30818580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39511}}^1$

素因数の和:39536

約数の個数: 48

約数和(自身を含む): 92932224

約数和(自身を除く): 62113644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 39511, 79022, 118533, 158044, 197555, 237066, 395110, 474132, 513643, 592665, 790220, 1027286, 1185330, 1540929, 2054572, 2370660, 2568215, 3081858, 5136430, 6163716, 7704645, 10272860, 15409290, 30818580]

約数ペア:

[(1, 30818580), (2, 15409290), (3, 10272860), (4, 7704645), (5, 6163716), (6, 5136430), (10, 3081858), (12, 2568215), (13, 2370660), (15, 2054572), (20, 1540929), (26, 1185330), (30, 1027286), (39, 790220), (52, 592665), (60, 513643), (65, 474132), (78, 395110), (130, 237066), (156, 197555), (195, 158044), (260, 118533), (390, 79022), (780, 39511)]