1251000000

素因数分解:

$2^6\times 3^2\times 5^6\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 294

約数和(自身を含む): 4514395340

約数和(自身を除く): 3263395340

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, 90, 96, 100, 120, 125, 139, 144, 150, 160, 180, 192, 200, 225, 240, 250, 278, 288, 300, 320, 360, 375, 400, 417, 450, 480, 500, 556, 576, 600, 625, 695, 720, 750, 800, 834, 900, 960, 1000, 1112, 1125, 1200, 1250, 1251, 1390, 1440, 1500, 1600, 1668, 1800, 1875, 2000, 2085, 2224, 2250, 2400, 2500, 2502, 2780, 2880, 3000, 3125, 3336, 3475, 3600, 3750, 4000, 4170, 4448, 4500, 4800, 5000, 5004, 5560, 5625, 6000, 6250, 6255, 6672, 6950, 7200, 7500, 8000, 8340, 8896, 9000, 9375, 10000, 10008, 10425, 11120, 11250, 12000, 12500, 12510, 13344, 13900, 14400, 15000, 15625, 16680, 17375, 18000, 18750, 20000, 20016, 20850, 22240, 22500, 24000, 25000, 25020, 26688, 27800, 28125, 30000, 31250, 31275, 33360, 34750, 36000, 37500, 40000, 40032, 41700, 44480, 45000, 46875, 50000, 50040, 52125, 55600, 56250, 60000, 62500, 62550, 66720, 69500, 72000, 75000, 80064, 83400, 86875, 90000, 93750, 100000, 100080, 104250, 111200, 112500, 120000, 125000, 125100, 133440, 139000, 140625, 150000, 156375, 166800, 173750, 180000, 187500, 200000, 200160, 208500, 222400, 225000, 250000, 250200, 260625, 278000, 281250, 300000, 312750, 333600, 347500, 360000, 375000, 400320, 417000, 434375, 450000, 500000, 500400, 521250, 556000, 562500, 600000, 625500, 667200, 695000, 750000, 781875, 834000, 868750, 900000, 1000000, 1000800, 1042500, 1112000, 1125000, 1251000, 1303125, 1390000, 1500000, 1563750, 1668000, 1737500, 1800000, 2001600, 2085000, 2171875, 2250000, 2502000, 2606250, 2780000, 3000000, 3127500, 3336000, 3475000, 3909375, 4170000, 4343750, 4500000, 5004000, 5212500, 5560000, 6255000, 6515625, 6950000, 7818750, 8340000, 8687500, 9000000, 10008000, 10425000, 12510000, 13031250, 13900000, 15637500, 16680000, 17375000, 19546875, 20850000, 25020000, 26062500, 27800000, 31275000, 34750000, 39093750, 41700000, 50040000, 52125000, 62550000, 69500000, 78187500, 83400000, 104250000, 125100000, 139000000, 156375000, 208500000, 250200000, 312750000, 417000000, 625500000, 1251000000]

約数ペア:

[(1, 1251000000), (2, 625500000), (3, 417000000), (4, 312750000), (5, 250200000), (6, 208500000), (8, 156375000), (9, 139000000), (10, 125100000), (12, 104250000), (15, 83400000), (16, 78187500), (18, 69500000), (20, 62550000), (24, 52125000), (25, 50040000), (30, 41700000), (32, 39093750), (36, 34750000), (40, 31275000), (45, 27800000), (48, 26062500), (50, 25020000), (60, 20850000), (64, 19546875), (72, 17375000), (75, 16680000), (80, 15637500), (90, 13900000), (96, 13031250), (100, 12510000), (120, 10425000), (125, 10008000), (139, 9000000), (144, 8687500), (150, 8340000), (160, 7818750), (180, 6950000), (192, 6515625), (200, 6255000), (225, 5560000), (240, 5212500), (250, 5004000), (278, 4500000), (288, 4343750), (300, 4170000), (320, 3909375), (360, 3475000), (375, 3336000), (400, 3127500), (417, 3000000), (450, 2780000), (480, 2606250), (500, 2502000), (556, 2250000), (576, 2171875), (600, 2085000), (625, 2001600), (695, 1800000), (720, 1737500), (750, 1668000), (800, 1563750), (834, 1500000), (900, 1390000), (960, 1303125), (1000, 1251000), (1112, 1125000), (1125, 1112000), (1200, 1042500), (1250, 1000800), (1251, 1000000), (1390, 900000), (1440, 868750), (1500, 834000), (1600, 781875), (1668, 750000), (1800, 695000), (1875, 667200), (2000, 625500), (2085, 600000), (2224, 562500), (2250, 556000), (2400, 521250), (2500, 500400), (2502, 500000), (2780, 450000), (2880, 434375), (3000, 417000), (3125, 400320), (3336, 375000), (3475, 360000), (3600, 347500), (3750, 333600), (4000, 312750), (4170, 300000), (4448, 281250), (4500, 278000), (4800, 260625), (5000, 250200), (5004, 250000), (5560, 225000), (5625, 222400), (6000, 208500), (6250, 200160), (6255, 200000), (6672, 187500), (6950, 180000), (7200, 173750), (7500, 166800), (8000, 156375), (8340, 150000), (8896, 140625), (9000, 139000), (9375, 133440), (10000, 125100), (10008, 125000), (10425, 120000), (11120, 112500), (11250, 111200), (12000, 104250), (12500, 100080), (12510, 100000), (13344, 93750), (13900, 90000), (14400, 86875), (15000, 83400), (15625, 80064), (16680, 75000), (17375, 72000), (18000, 69500), (18750, 66720), (20000, 62550), (20016, 62500), (20850, 60000), (22240, 56250), (22500, 55600), (24000, 52125), (25000, 50040), (25020, 50000), (26688, 46875), (27800, 45000), (28125, 44480), (30000, 41700), (31250, 40032), (31275, 40000), (33360, 37500), (34750, 36000)]