81299430

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{853}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 217667520

約数和(自身を除く): 136368090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 353, 706, 853, 1059, 1706, 1765, 2118, 2559, 3177, 3530, 4265, 5118, 5295, 6354, 7677, 8530, 9531, 10590, 12795, 15354, 15885, 19062, 23031, 25590, 31770, 38385, 46062, 47655, 76770, 95310, 115155, 230310, 301109, 602218, 903327, 1505545, 1806654, 2709981, 3011090, 4516635, 5419962, 8129943, 9033270, 13549905, 16259886, 27099810, 40649715, 81299430]

約数ペア:

[(1, 81299430), (2, 40649715), (3, 27099810), (5, 16259886), (6, 13549905), (9, 9033270), (10, 8129943), (15, 5419962), (18, 4516635), (27, 3011090), (30, 2709981), (45, 1806654), (54, 1505545), (90, 903327), (135, 602218), (270, 301109), (353, 230310), (706, 115155), (853, 95310), (1059, 76770), (1706, 47655), (1765, 46062), (2118, 38385), (2559, 31770), (3177, 25590), (3530, 23031), (4265, 19062), (5118, 15885), (5295, 15354), (6354, 12795), (7677, 10590), (8530, 9531)]