54887580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1459}}^1$

素因数の和:1504

約数の個数: 144

約数和(自身を含む): 191318400

約数和(自身を除く): 136430820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1459, 1710, 1881, 1980, 2090, 2508, 2918, 3135, 3420, 3762, 4180, 4377, 5836, 6270, 7295, 7524, 8754, 9405, 12540, 13131, 14590, 16049, 17508, 18810, 21885, 26262, 27721, 29180, 32098, 37620, 43770, 48147, 52524, 55442, 64196, 65655, 80245, 83163, 87540, 96294, 110884, 131310, 138605, 144441, 160490, 166326, 192588, 240735, 249489, 262620, 277210, 288882, 304931, 320980, 332652, 415815, 481470, 498978, 554420, 577764, 609862, 722205, 831630, 914793, 962940, 997956, 1219724, 1247445, 1444410, 1524655, 1663260, 1829586, 2494890, 2744379, 2888820, 3049310, 3659172, 4573965, 4989780, 5488758, 6098620, 9147930, 10977516, 13721895, 18295860, 27443790, 54887580]

約数ペア:

[(1, 54887580), (2, 27443790), (3, 18295860), (4, 13721895), (5, 10977516), (6, 9147930), (9, 6098620), (10, 5488758), (11, 4989780), (12, 4573965), (15, 3659172), (18, 3049310), (19, 2888820), (20, 2744379), (22, 2494890), (30, 1829586), (33, 1663260), (36, 1524655), (38, 1444410), (44, 1247445), (45, 1219724), (55, 997956), (57, 962940), (60, 914793), (66, 831630), (76, 722205), (90, 609862), (95, 577764), (99, 554420), (110, 498978), (114, 481470), (132, 415815), (165, 332652), (171, 320980), (180, 304931), (190, 288882), (198, 277210), (209, 262620), (220, 249489), (228, 240735), (285, 192588), (330, 166326), (342, 160490), (380, 144441), (396, 138605), (418, 131310), (495, 110884), (570, 96294), (627, 87540), (660, 83163), (684, 80245), (836, 65655), (855, 64196), (990, 55442), (1045, 52524), (1140, 48147), (1254, 43770), (1459, 37620), (1710, 32098), (1881, 29180), (1980, 27721), (2090, 26262), (2508, 21885), (2918, 18810), (3135, 17508), (3420, 16049), (3762, 14590), (4180, 13131), (4377, 12540), (5836, 9405), (6270, 8754), (7295, 7524)]