161324800

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:323

約数の個数: 216

約数和(自身を含む): 493225376

約数和(自身を除く): 331900576

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 128, 130, 140, 160, 175, 182, 200, 208, 224, 256, 260, 277, 280, 320, 325, 350, 364, 400, 416, 448, 455, 520, 554, 560, 640, 650, 700, 728, 800, 832, 896, 910, 1040, 1108, 1120, 1280, 1300, 1385, 1400, 1456, 1600, 1664, 1792, 1820, 1939, 2080, 2216, 2240, 2275, 2600, 2770, 2800, 2912, 3200, 3328, 3601, 3640, 3878, 4160, 4432, 4480, 4550, 5200, 5540, 5600, 5824, 6400, 6925, 7202, 7280, 7756, 8320, 8864, 8960, 9100, 9695, 10400, 11080, 11200, 11648, 13850, 14404, 14560, 15512, 16640, 17728, 18005, 18200, 19390, 20800, 22160, 22400, 23296, 25207, 27700, 28808, 29120, 31024, 35456, 36010, 36400, 38780, 41600, 44320, 44800, 48475, 50414, 55400, 57616, 58240, 62048, 70912, 72020, 72800, 77560, 83200, 88640, 90025, 96950, 100828, 110800, 115232, 116480, 124096, 126035, 144040, 145600, 155120, 177280, 180050, 193900, 201656, 221600, 230464, 248192, 252070, 288080, 291200, 310240, 354560, 360100, 387800, 403312, 443200, 460928, 496384, 504140, 576160, 582400, 620480, 630175, 720200, 775600, 806624, 886400, 921856, 1008280, 1152320, 1240960, 1260350, 1440400, 1551200, 1613248, 1772800, 2016560, 2304640, 2481920, 2520700, 2880800, 3102400, 3226496, 4033120, 4609280, 5041400, 5761600, 6204800, 6452992, 8066240, 10082800, 11523200, 12409600, 16132480, 20165600, 23046400, 32264960, 40331200, 80662400, 161324800]

約数ペア:

[(1, 161324800), (2, 80662400), (4, 40331200), (5, 32264960), (7, 23046400), (8, 20165600), (10, 16132480), (13, 12409600), (14, 11523200), (16, 10082800), (20, 8066240), (25, 6452992), (26, 6204800), (28, 5761600), (32, 5041400), (35, 4609280), (40, 4033120), (50, 3226496), (52, 3102400), (56, 2880800), (64, 2520700), (65, 2481920), (70, 2304640), (80, 2016560), (91, 1772800), (100, 1613248), (104, 1551200), (112, 1440400), (128, 1260350), (130, 1240960), (140, 1152320), (160, 1008280), (175, 921856), (182, 886400), (200, 806624), (208, 775600), (224, 720200), (256, 630175), (260, 620480), (277, 582400), (280, 576160), (320, 504140), (325, 496384), (350, 460928), (364, 443200), (400, 403312), (416, 387800), (448, 360100), (455, 354560), (520, 310240), (554, 291200), (560, 288080), (640, 252070), (650, 248192), (700, 230464), (728, 221600), (800, 201656), (832, 193900), (896, 180050), (910, 177280), (1040, 155120), (1108, 145600), (1120, 144040), (1280, 126035), (1300, 124096), (1385, 116480), (1400, 115232), (1456, 110800), (1600, 100828), (1664, 96950), (1792, 90025), (1820, 88640), (1939, 83200), (2080, 77560), (2216, 72800), (2240, 72020), (2275, 70912), (2600, 62048), (2770, 58240), (2800, 57616), (2912, 55400), (3200, 50414), (3328, 48475), (3601, 44800), (3640, 44320), (3878, 41600), (4160, 38780), (4432, 36400), (4480, 36010), (4550, 35456), (5200, 31024), (5540, 29120), (5600, 28808), (5824, 27700), (6400, 25207), (6925, 23296), (7202, 22400), (7280, 22160), (7756, 20800), (8320, 19390), (8864, 18200), (8960, 18005), (9100, 17728), (9695, 16640), (10400, 15512), (11080, 14560), (11200, 14404), (11648, 13850)]