209009940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:737

約数の個数: 96

約数和(自身を含む): 603154944

約数和(自身を除く): 394145004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 137, 141, 188, 235, 274, 282, 411, 470, 541, 548, 564, 685, 705, 822, 940, 1082, 1370, 1410, 1623, 1644, 2055, 2164, 2705, 2740, 2820, 3246, 4110, 5410, 6439, 6492, 8115, 8220, 10820, 12878, 16230, 19317, 25427, 25756, 32195, 32460, 38634, 50854, 64390, 74117, 76281, 77268, 96585, 101708, 127135, 128780, 148234, 152562, 193170, 222351, 254270, 296468, 305124, 370585, 381405, 386340, 444702, 508540, 741170, 762810, 889404, 1111755, 1482340, 1525620, 2223510, 3483499, 4447020, 6966998, 10450497, 13933996, 17417495, 20900994, 34834990, 41801988, 52252485, 69669980, 104504970, 209009940]

約数ペア:

[(1, 209009940), (2, 104504970), (3, 69669980), (4, 52252485), (5, 41801988), (6, 34834990), (10, 20900994), (12, 17417495), (15, 13933996), (20, 10450497), (30, 6966998), (47, 4447020), (60, 3483499), (94, 2223510), (137, 1525620), (141, 1482340), (188, 1111755), (235, 889404), (274, 762810), (282, 741170), (411, 508540), (470, 444702), (541, 386340), (548, 381405), (564, 370585), (685, 305124), (705, 296468), (822, 254270), (940, 222351), (1082, 193170), (1370, 152562), (1410, 148234), (1623, 128780), (1644, 127135), (2055, 101708), (2164, 96585), (2705, 77268), (2740, 76281), (2820, 74117), (3246, 64390), (4110, 50854), (5410, 38634), (6439, 32460), (6492, 32195), (8115, 25756), (8220, 25427), (10820, 19317), (12878, 16230)]