51120000

素因数分解:

$2^7\times 3^2\times 5^4\times {\mathrm{71}}^1$

素因数の和:111

約数の個数: 240

約数和(自身を含む): 186409080

約数和(自身を除く): 135289080

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, 71, 72, 75, 80, 90, 96, 100, 120, 125, 128, 142, 144, 150, 160, 180, 192, 200, 213, 225, 240, 250, 284, 288, 300, 320, 355, 360, 375, 384, 400, 426, 450, 480, 500, 568, 576, 600, 625, 639, 640, 710, 720, 750, 800, 852, 900, 960, 1000, 1065, 1125, 1136, 1152, 1200, 1250, 1278, 1420, 1440, 1500, 1600, 1704, 1775, 1800, 1875, 1920, 2000, 2130, 2250, 2272, 2400, 2500, 2556, 2840, 2880, 3000, 3195, 3200, 3408, 3550, 3600, 3750, 4000, 4260, 4500, 4544, 4800, 5000, 5112, 5325, 5625, 5680, 5760, 6000, 6390, 6816, 7100, 7200, 7500, 8000, 8520, 8875, 9000, 9088, 9600, 10000, 10224, 10650, 11250, 11360, 12000, 12780, 13632, 14200, 14400, 15000, 15975, 16000, 17040, 17750, 18000, 20000, 20448, 21300, 22500, 22720, 24000, 25560, 26625, 27264, 28400, 28800, 30000, 31950, 34080, 35500, 36000, 40000, 40896, 42600, 44375, 45000, 45440, 48000, 51120, 53250, 56800, 60000, 63900, 68160, 71000, 72000, 79875, 80000, 81792, 85200, 88750, 90000, 102240, 106500, 113600, 120000, 127800, 133125, 136320, 142000, 144000, 159750, 170400, 177500, 180000, 204480, 213000, 227200, 240000, 255600, 266250, 284000, 319500, 340800, 355000, 360000, 399375, 408960, 426000, 511200, 532500, 568000, 639000, 681600, 710000, 720000, 798750, 852000, 1022400, 1065000, 1136000, 1278000, 1420000, 1597500, 1704000, 2044800, 2130000, 2556000, 2840000, 3195000, 3408000, 4260000, 5112000, 5680000, 6390000, 8520000, 10224000, 12780000, 17040000, 25560000, 51120000]

約数ペア:

[(1, 51120000), (2, 25560000), (3, 17040000), (4, 12780000), (5, 10224000), (6, 8520000), (8, 6390000), (9, 5680000), (10, 5112000), (12, 4260000), (15, 3408000), (16, 3195000), (18, 2840000), (20, 2556000), (24, 2130000), (25, 2044800), (30, 1704000), (32, 1597500), (36, 1420000), (40, 1278000), (45, 1136000), (48, 1065000), (50, 1022400), (60, 852000), (64, 798750), (71, 720000), (72, 710000), (75, 681600), (80, 639000), (90, 568000), (96, 532500), (100, 511200), (120, 426000), (125, 408960), (128, 399375), (142, 360000), (144, 355000), (150, 340800), (160, 319500), (180, 284000), (192, 266250), (200, 255600), (213, 240000), (225, 227200), (240, 213000), (250, 204480), (284, 180000), (288, 177500), (300, 170400), (320, 159750), (355, 144000), (360, 142000), (375, 136320), (384, 133125), (400, 127800), (426, 120000), (450, 113600), (480, 106500), (500, 102240), (568, 90000), (576, 88750), (600, 85200), (625, 81792), (639, 80000), (640, 79875), (710, 72000), (720, 71000), (750, 68160), (800, 63900), (852, 60000), (900, 56800), (960, 53250), (1000, 51120), (1065, 48000), (1125, 45440), (1136, 45000), (1152, 44375), (1200, 42600), (1250, 40896), (1278, 40000), (1420, 36000), (1440, 35500), (1500, 34080), (1600, 31950), (1704, 30000), (1775, 28800), (1800, 28400), (1875, 27264), (1920, 26625), (2000, 25560), (2130, 24000), (2250, 22720), (2272, 22500), (2400, 21300), (2500, 20448), (2556, 20000), (2840, 18000), (2880, 17750), (3000, 17040), (3195, 16000), (3200, 15975), (3408, 15000), (3550, 14400), (3600, 14200), (3750, 13632), (4000, 12780), (4260, 12000), (4500, 11360), (4544, 11250), (4800, 10650), (5000, 10224), (5112, 10000), (5325, 9600), (5625, 9088), (5680, 9000), (5760, 8875), (6000, 8520), (6390, 8000), (6816, 7500), (7100, 7200)]