1000128000

素因数分解:

$2^9\times 3^1\times 5^3\times {\mathrm{5209}}^1$

素因数の和:5245

約数の個数: 160

約数和(自身を含む): 3325813920

約数和(自身を除く): 2325685920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 512, 600, 640, 750, 768, 800, 960, 1000, 1200, 1280, 1500, 1536, 1600, 1920, 2000, 2400, 2560, 3000, 3200, 3840, 4000, 4800, 5209, 6000, 6400, 7680, 8000, 9600, 10418, 12000, 12800, 15627, 16000, 19200, 20836, 24000, 26045, 31254, 32000, 38400, 41672, 48000, 52090, 62508, 64000, 78135, 83344, 96000, 104180, 125016, 130225, 156270, 166688, 192000, 208360, 250032, 260450, 312540, 333376, 390675, 416720, 500064, 520900, 625080, 651125, 666752, 781350, 833440, 1000128, 1041800, 1250160, 1302250, 1333504, 1562700, 1666880, 1953375, 2000256, 2083600, 2500320, 2604500, 2667008, 3125400, 3333760, 3906750, 4000512, 4167200, 5000640, 5209000, 6250800, 6667520, 7813500, 8001024, 8334400, 10001280, 10418000, 12501600, 13335040, 15627000, 16668800, 20002560, 20836000, 25003200, 31254000, 33337600, 40005120, 41672000, 50006400, 62508000, 66675200, 83344000, 100012800, 125016000, 166688000, 200025600, 250032000, 333376000, 500064000, 1000128000]

約数ペア:

[(1, 1000128000), (2, 500064000), (3, 333376000), (4, 250032000), (5, 200025600), (6, 166688000), (8, 125016000), (10, 100012800), (12, 83344000), (15, 66675200), (16, 62508000), (20, 50006400), (24, 41672000), (25, 40005120), (30, 33337600), (32, 31254000), (40, 25003200), (48, 20836000), (50, 20002560), (60, 16668800), (64, 15627000), (75, 13335040), (80, 12501600), (96, 10418000), (100, 10001280), (120, 8334400), (125, 8001024), (128, 7813500), (150, 6667520), (160, 6250800), (192, 5209000), (200, 5000640), (240, 4167200), (250, 4000512), (256, 3906750), (300, 3333760), (320, 3125400), (375, 2667008), (384, 2604500), (400, 2500320), (480, 2083600), (500, 2000256), (512, 1953375), (600, 1666880), (640, 1562700), (750, 1333504), (768, 1302250), (800, 1250160), (960, 1041800), (1000, 1000128), (1200, 833440), (1280, 781350), (1500, 666752), (1536, 651125), (1600, 625080), (1920, 520900), (2000, 500064), (2400, 416720), (2560, 390675), (3000, 333376), (3200, 312540), (3840, 260450), (4000, 250032), (4800, 208360), (5209, 192000), (6000, 166688), (6400, 156270), (7680, 130225), (8000, 125016), (9600, 104180), (10418, 96000), (12000, 83344), (12800, 78135), (15627, 64000), (16000, 62508), (19200, 52090), (20836, 48000), (24000, 41672), (26045, 38400), (31254, 32000)]