160305920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 417221280

約数和(自身を除く): 256915360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 68, 80, 85, 106, 128, 136, 139, 160, 170, 212, 256, 265, 272, 278, 320, 340, 424, 530, 544, 556, 640, 680, 695, 848, 901, 1060, 1088, 1112, 1280, 1360, 1390, 1696, 1802, 2120, 2176, 2224, 2363, 2720, 2780, 3392, 3604, 4240, 4352, 4448, 4505, 4726, 5440, 5560, 6784, 7208, 7367, 8480, 8896, 9010, 9452, 10880, 11120, 11815, 13568, 14416, 14734, 16960, 17792, 18020, 18904, 21760, 22240, 23630, 28832, 29468, 33920, 35584, 36040, 36835, 37808, 44480, 47260, 57664, 58936, 67840, 72080, 73670, 75616, 88960, 94520, 115328, 117872, 125239, 144160, 147340, 151232, 177920, 189040, 230656, 235744, 250478, 288320, 294680, 302464, 378080, 471488, 500956, 576640, 589360, 604928, 626195, 756160, 942976, 1001912, 1153280, 1178720, 1252390, 1512320, 1885952, 2003824, 2357440, 2504780, 3024640, 4007648, 4714880, 5009560, 8015296, 9429760, 10019120, 16030592, 20038240, 32061184, 40076480, 80152960, 160305920]

約数ペア:

[(1, 160305920), (2, 80152960), (4, 40076480), (5, 32061184), (8, 20038240), (10, 16030592), (16, 10019120), (17, 9429760), (20, 8015296), (32, 5009560), (34, 4714880), (40, 4007648), (53, 3024640), (64, 2504780), (68, 2357440), (80, 2003824), (85, 1885952), (106, 1512320), (128, 1252390), (136, 1178720), (139, 1153280), (160, 1001912), (170, 942976), (212, 756160), (256, 626195), (265, 604928), (272, 589360), (278, 576640), (320, 500956), (340, 471488), (424, 378080), (530, 302464), (544, 294680), (556, 288320), (640, 250478), (680, 235744), (695, 230656), (848, 189040), (901, 177920), (1060, 151232), (1088, 147340), (1112, 144160), (1280, 125239), (1360, 117872), (1390, 115328), (1696, 94520), (1802, 88960), (2120, 75616), (2176, 73670), (2224, 72080), (2363, 67840), (2720, 58936), (2780, 57664), (3392, 47260), (3604, 44480), (4240, 37808), (4352, 36835), (4448, 36040), (4505, 35584), (4726, 33920), (5440, 29468), (5560, 28832), (6784, 23630), (7208, 22240), (7367, 21760), (8480, 18904), (8896, 18020), (9010, 17792), (9452, 16960), (10880, 14734), (11120, 14416), (11815, 13568)]