2990430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 7862400

約数和(自身を除く): 4871970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 223, 298, 446, 447, 669, 745, 894, 1115, 1338, 1341, 1490, 2007, 2230, 2235, 2682, 3345, 4014, 4470, 6690, 6705, 10035, 13410, 20070, 33227, 66454, 99681, 166135, 199362, 299043, 332270, 498405, 598086, 996810, 1495215, 2990430]

約数ペア:

[(1, 2990430), (2, 1495215), (3, 996810), (5, 598086), (6, 498405), (9, 332270), (10, 299043), (15, 199362), (18, 166135), (30, 99681), (45, 66454), (90, 33227), (149, 20070), (223, 13410), (298, 10035), (446, 6705), (447, 6690), (669, 4470), (745, 4014), (894, 3345), (1115, 2682), (1338, 2235), (1341, 2230), (1490, 2007)]