165455360

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{1319}}^1$

素因数の和:1356

約数の個数: 120

約数和(自身を含む): 461823120

約数和(自身を除く): 296367760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1319, 1568, 1792, 1960, 2240, 2560, 2638, 3136, 3584, 3920, 4480, 5276, 6272, 6595, 7840, 8960, 9233, 10552, 12544, 13190, 15680, 17920, 18466, 21104, 25088, 26380, 31360, 36932, 42208, 46165, 52760, 62720, 64631, 73864, 84416, 92330, 105520, 125440, 129262, 147728, 168832, 184660, 211040, 258524, 295456, 323155, 337664, 369320, 422080, 517048, 590912, 646310, 675328, 738640, 844160, 1034096, 1181824, 1292620, 1477280, 1688320, 2068192, 2363648, 2585240, 2954560, 3376640, 4136384, 4727296, 5170480, 5909120, 8272768, 10340960, 11818240, 16545536, 20681920, 23636480, 33091072, 41363840, 82727680, 165455360]

約数ペア:

[(1, 165455360), (2, 82727680), (4, 41363840), (5, 33091072), (7, 23636480), (8, 20681920), (10, 16545536), (14, 11818240), (16, 10340960), (20, 8272768), (28, 5909120), (32, 5170480), (35, 4727296), (40, 4136384), (49, 3376640), (56, 2954560), (64, 2585240), (70, 2363648), (80, 2068192), (98, 1688320), (112, 1477280), (128, 1292620), (140, 1181824), (160, 1034096), (196, 844160), (224, 738640), (245, 675328), (256, 646310), (280, 590912), (320, 517048), (392, 422080), (448, 369320), (490, 337664), (512, 323155), (560, 295456), (640, 258524), (784, 211040), (896, 184660), (980, 168832), (1120, 147728), (1280, 129262), (1319, 125440), (1568, 105520), (1792, 92330), (1960, 84416), (2240, 73864), (2560, 64631), (2638, 62720), (3136, 52760), (3584, 46165), (3920, 42208), (4480, 36932), (5276, 31360), (6272, 26380), (6595, 25088), (7840, 21104), (8960, 18466), (9233, 17920), (10552, 15680), (12544, 13190)]