128160000

素因数分解:

$2^8\times 3^2\times 5^4\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 270

約数和(自身を含む): 466936470

約数和(自身を除く): 338776470

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 89, 90, 96, 100, 120, 125, 128, 144, 150, 160, 178, 180, 192, 200, 225, 240, 250, 256, 267, 288, 300, 320, 356, 360, 375, 384, 400, 445, 450, 480, 500, 534, 576, 600, 625, 640, 712, 720, 750, 768, 800, 801, 890, 900, 960, 1000, 1068, 1125, 1152, 1200, 1250, 1280, 1335, 1424, 1440, 1500, 1600, 1602, 1780, 1800, 1875, 1920, 2000, 2136, 2225, 2250, 2304, 2400, 2500, 2670, 2848, 2880, 3000, 3200, 3204, 3560, 3600, 3750, 3840, 4000, 4005, 4272, 4450, 4500, 4800, 5000, 5340, 5625, 5696, 5760, 6000, 6400, 6408, 6675, 7120, 7200, 7500, 8000, 8010, 8544, 8900, 9000, 9600, 10000, 10680, 11125, 11250, 11392, 11520, 12000, 12816, 13350, 14240, 14400, 15000, 16000, 16020, 17088, 17800, 18000, 19200, 20000, 20025, 21360, 22250, 22500, 22784, 24000, 25632, 26700, 28480, 28800, 30000, 32000, 32040, 33375, 34176, 35600, 36000, 40000, 40050, 42720, 44500, 45000, 48000, 51264, 53400, 55625, 56960, 57600, 60000, 64080, 66750, 68352, 71200, 72000, 80000, 80100, 85440, 89000, 90000, 96000, 100125, 102528, 106800, 111250, 113920, 120000, 128160, 133500, 142400, 144000, 160000, 160200, 166875, 170880, 178000, 180000, 200250, 205056, 213600, 222500, 240000, 256320, 267000, 284800, 288000, 320400, 333750, 341760, 356000, 360000, 400500, 427200, 445000, 480000, 500625, 512640, 534000, 569600, 640800, 667500, 712000, 720000, 801000, 854400, 890000, 1001250, 1025280, 1068000, 1281600, 1335000, 1424000, 1440000, 1602000, 1708800, 1780000, 2002500, 2136000, 2563200, 2670000, 2848000, 3204000, 3560000, 4005000, 4272000, 5126400, 5340000, 6408000, 7120000, 8010000, 8544000, 10680000, 12816000, 14240000, 16020000, 21360000, 25632000, 32040000, 42720000, 64080000, 128160000]

約数ペア:

[(1, 128160000), (2, 64080000), (3, 42720000), (4, 32040000), (5, 25632000), (6, 21360000), (8, 16020000), (9, 14240000), (10, 12816000), (12, 10680000), (15, 8544000), (16, 8010000), (18, 7120000), (20, 6408000), (24, 5340000), (25, 5126400), (30, 4272000), (32, 4005000), (36, 3560000), (40, 3204000), (45, 2848000), (48, 2670000), (50, 2563200), (60, 2136000), (64, 2002500), (72, 1780000), (75, 1708800), (80, 1602000), (89, 1440000), (90, 1424000), (96, 1335000), (100, 1281600), (120, 1068000), (125, 1025280), (128, 1001250), (144, 890000), (150, 854400), (160, 801000), (178, 720000), (180, 712000), (192, 667500), (200, 640800), (225, 569600), (240, 534000), (250, 512640), (256, 500625), (267, 480000), (288, 445000), (300, 427200), (320, 400500), (356, 360000), (360, 356000), (375, 341760), (384, 333750), (400, 320400), (445, 288000), (450, 284800), (480, 267000), (500, 256320), (534, 240000), (576, 222500), (600, 213600), (625, 205056), (640, 200250), (712, 180000), (720, 178000), (750, 170880), (768, 166875), (800, 160200), (801, 160000), (890, 144000), (900, 142400), (960, 133500), (1000, 128160), (1068, 120000), (1125, 113920), (1152, 111250), (1200, 106800), (1250, 102528), (1280, 100125), (1335, 96000), (1424, 90000), (1440, 89000), (1500, 85440), (1600, 80100), (1602, 80000), (1780, 72000), (1800, 71200), (1875, 68352), (1920, 66750), (2000, 64080), (2136, 60000), (2225, 57600), (2250, 56960), (2304, 55625), (2400, 53400), (2500, 51264), (2670, 48000), (2848, 45000), (2880, 44500), (3000, 42720), (3200, 40050), (3204, 40000), (3560, 36000), (3600, 35600), (3750, 34176), (3840, 33375), (4000, 32040), (4005, 32000), (4272, 30000), (4450, 28800), (4500, 28480), (4800, 26700), (5000, 25632), (5340, 24000), (5625, 22784), (5696, 22500), (5760, 22250), (6000, 21360), (6400, 20025), (6408, 20000), (6675, 19200), (7120, 18000), (7200, 17800), (7500, 17088), (8000, 16020), (8010, 16000), (8544, 15000), (8900, 14400), (9000, 14240), (9600, 13350), (10000, 12816), (10680, 12000), (11125, 11520), (11250, 11392)]