12840000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{107}}^1$

素因数の和:142

約数の個数: 140

約数和(自身を含む): 42848784

約数和(自身を除く): 30008784

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, 107, 120, 125, 150, 160, 192, 200, 214, 240, 250, 300, 320, 321, 375, 400, 428, 480, 500, 535, 600, 625, 642, 750, 800, 856, 960, 1000, 1070, 1200, 1250, 1284, 1500, 1600, 1605, 1712, 1875, 2000, 2140, 2400, 2500, 2568, 2675, 3000, 3210, 3424, 3750, 4000, 4280, 4800, 5000, 5136, 5350, 6000, 6420, 6848, 7500, 8000, 8025, 8560, 10000, 10272, 10700, 12000, 12840, 13375, 15000, 16050, 17120, 20000, 20544, 21400, 24000, 25680, 26750, 30000, 32100, 34240, 40000, 40125, 42800, 51360, 53500, 60000, 64200, 66875, 80250, 85600, 102720, 107000, 120000, 128400, 133750, 160500, 171200, 200625, 214000, 256800, 267500, 321000, 401250, 428000, 513600, 535000, 642000, 802500, 856000, 1070000, 1284000, 1605000, 2140000, 2568000, 3210000, 4280000, 6420000, 12840000]

約数ペア:

[(1, 12840000), (2, 6420000), (3, 4280000), (4, 3210000), (5, 2568000), (6, 2140000), (8, 1605000), (10, 1284000), (12, 1070000), (15, 856000), (16, 802500), (20, 642000), (24, 535000), (25, 513600), (30, 428000), (32, 401250), (40, 321000), (48, 267500), (50, 256800), (60, 214000), (64, 200625), (75, 171200), (80, 160500), (96, 133750), (100, 128400), (107, 120000), (120, 107000), (125, 102720), (150, 85600), (160, 80250), (192, 66875), (200, 64200), (214, 60000), (240, 53500), (250, 51360), (300, 42800), (320, 40125), (321, 40000), (375, 34240), (400, 32100), (428, 30000), (480, 26750), (500, 25680), (535, 24000), (600, 21400), (625, 20544), (642, 20000), (750, 17120), (800, 16050), (856, 15000), (960, 13375), (1000, 12840), (1070, 12000), (1200, 10700), (1250, 10272), (1284, 10000), (1500, 8560), (1600, 8025), (1605, 8000), (1712, 7500), (1875, 6848), (2000, 6420), (2140, 6000), (2400, 5350), (2500, 5136), (2568, 5000), (2675, 4800), (3000, 4280), (3210, 4000), (3424, 3750)]