209480320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:175

約数の個数: 256

約数和(自身を含む): 634521600

約数和(自身を除く): 425041280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 32, 35, 38, 40, 46, 56, 64, 70, 76, 80, 92, 95, 107, 112, 115, 128, 133, 140, 152, 160, 161, 184, 190, 214, 224, 230, 266, 280, 304, 320, 322, 368, 380, 428, 437, 448, 460, 532, 535, 560, 608, 640, 644, 665, 736, 749, 760, 805, 856, 874, 896, 920, 1064, 1070, 1120, 1216, 1288, 1330, 1472, 1498, 1520, 1610, 1712, 1748, 1840, 2033, 2128, 2140, 2185, 2240, 2432, 2461, 2576, 2660, 2944, 2996, 3040, 3059, 3220, 3424, 3496, 3680, 3745, 4066, 4256, 4280, 4370, 4480, 4922, 5152, 5320, 5992, 6080, 6118, 6440, 6848, 6992, 7360, 7490, 8132, 8512, 8560, 8740, 9844, 10165, 10304, 10640, 11984, 12160, 12236, 12305, 12880, 13696, 13984, 14231, 14720, 14980, 15295, 16264, 17024, 17120, 17227, 17480, 19688, 20330, 20608, 21280, 23968, 24472, 24610, 25760, 27968, 28462, 29960, 30590, 32528, 34240, 34454, 34960, 39376, 40660, 42560, 46759, 47936, 48944, 49220, 51520, 55936, 56924, 59920, 61180, 65056, 68480, 68908, 69920, 71155, 78752, 81320, 85120, 86135, 93518, 95872, 97888, 98440, 103040, 113848, 119840, 122360, 130112, 137816, 139840, 142310, 157504, 162640, 172270, 187036, 195776, 196880, 227696, 233795, 239680, 244720, 260224, 275632, 279680, 284620, 315008, 325280, 327313, 344540, 374072, 391552, 393760, 455392, 467590, 479360, 489440, 551264, 569240, 650560, 654626, 689080, 748144, 787520, 910784, 935180, 978880, 1102528, 1138480, 1301120, 1309252, 1378160, 1496288, 1575040, 1636565, 1821568, 1870360, 1957760, 2205056, 2276960, 2618504, 2756320, 2992576, 3273130, 3740720, 4553920, 5237008, 5512640, 5985152, 6546260, 7481440, 9107840, 10474016, 11025280, 13092520, 14962880, 20948032, 26185040, 29925760, 41896064, 52370080, 104740160, 209480320]

約数ペア:

[(1, 209480320), (2, 104740160), (4, 52370080), (5, 41896064), (7, 29925760), (8, 26185040), (10, 20948032), (14, 14962880), (16, 13092520), (19, 11025280), (20, 10474016), (23, 9107840), (28, 7481440), (32, 6546260), (35, 5985152), (38, 5512640), (40, 5237008), (46, 4553920), (56, 3740720), (64, 3273130), (70, 2992576), (76, 2756320), (80, 2618504), (92, 2276960), (95, 2205056), (107, 1957760), (112, 1870360), (115, 1821568), (128, 1636565), (133, 1575040), (140, 1496288), (152, 1378160), (160, 1309252), (161, 1301120), (184, 1138480), (190, 1102528), (214, 978880), (224, 935180), (230, 910784), (266, 787520), (280, 748144), (304, 689080), (320, 654626), (322, 650560), (368, 569240), (380, 551264), (428, 489440), (437, 479360), (448, 467590), (460, 455392), (532, 393760), (535, 391552), (560, 374072), (608, 344540), (640, 327313), (644, 325280), (665, 315008), (736, 284620), (749, 279680), (760, 275632), (805, 260224), (856, 244720), (874, 239680), (896, 233795), (920, 227696), (1064, 196880), (1070, 195776), (1120, 187036), (1216, 172270), (1288, 162640), (1330, 157504), (1472, 142310), (1498, 139840), (1520, 137816), (1610, 130112), (1712, 122360), (1748, 119840), (1840, 113848), (2033, 103040), (2128, 98440), (2140, 97888), (2185, 95872), (2240, 93518), (2432, 86135), (2461, 85120), (2576, 81320), (2660, 78752), (2944, 71155), (2996, 69920), (3040, 68908), (3059, 68480), (3220, 65056), (3424, 61180), (3496, 59920), (3680, 56924), (3745, 55936), (4066, 51520), (4256, 49220), (4280, 48944), (4370, 47936), (4480, 46759), (4922, 42560), (5152, 40660), (5320, 39376), (5992, 34960), (6080, 34454), (6118, 34240), (6440, 32528), (6848, 30590), (6992, 29960), (7360, 28462), (7490, 27968), (8132, 25760), (8512, 24610), (8560, 24472), (8740, 23968), (9844, 21280), (10165, 20608), (10304, 20330), (10640, 19688), (11984, 17480), (12160, 17227), (12236, 17120), (12305, 17024), (12880, 16264), (13696, 15295), (13984, 14980), (14231, 14720)]