210900000

素因数分解:

$2^5\times 3^1\times 5^5\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 288

約数和(自身を含む): 748077120

約数和(自身を除く): 537177120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 37, 38, 40, 48, 50, 57, 60, 74, 75, 76, 80, 95, 96, 100, 111, 114, 120, 125, 148, 150, 152, 160, 185, 190, 200, 222, 228, 240, 250, 285, 296, 300, 304, 370, 375, 380, 400, 444, 456, 475, 480, 500, 555, 570, 592, 600, 608, 625, 703, 740, 750, 760, 800, 888, 912, 925, 950, 1000, 1110, 1140, 1184, 1200, 1250, 1406, 1425, 1480, 1500, 1520, 1776, 1824, 1850, 1875, 1900, 2000, 2109, 2220, 2280, 2375, 2400, 2500, 2775, 2812, 2850, 2960, 3000, 3040, 3125, 3515, 3552, 3700, 3750, 3800, 4000, 4218, 4440, 4560, 4625, 4750, 5000, 5550, 5624, 5700, 5920, 6000, 6250, 7030, 7125, 7400, 7500, 7600, 8436, 8880, 9120, 9250, 9375, 9500, 10000, 10545, 11100, 11248, 11400, 11875, 12000, 12500, 13875, 14060, 14250, 14800, 15000, 15200, 16872, 17575, 17760, 18500, 18750, 19000, 20000, 21090, 22200, 22496, 22800, 23125, 23750, 25000, 27750, 28120, 28500, 29600, 30000, 33744, 35150, 35625, 37000, 37500, 38000, 42180, 44400, 45600, 46250, 47500, 50000, 52725, 55500, 56240, 57000, 59375, 60000, 67488, 69375, 70300, 71250, 74000, 75000, 76000, 84360, 87875, 88800, 92500, 95000, 100000, 105450, 111000, 112480, 114000, 115625, 118750, 138750, 140600, 142500, 148000, 150000, 168720, 175750, 178125, 185000, 190000, 210900, 222000, 228000, 231250, 237500, 263625, 277500, 281200, 285000, 300000, 337440, 346875, 351500, 356250, 370000, 380000, 421800, 439375, 444000, 462500, 475000, 527250, 555000, 562400, 570000, 693750, 703000, 712500, 740000, 843600, 878750, 925000, 950000, 1054500, 1110000, 1140000, 1318125, 1387500, 1406000, 1425000, 1687200, 1757500, 1850000, 1900000, 2109000, 2196875, 2220000, 2636250, 2775000, 2812000, 2850000, 3515000, 3700000, 4218000, 4393750, 5272500, 5550000, 5700000, 6590625, 7030000, 8436000, 8787500, 10545000, 11100000, 13181250, 14060000, 17575000, 21090000, 26362500, 35150000, 42180000, 52725000, 70300000, 105450000, 210900000]

約数ペア:

[(1, 210900000), (2, 105450000), (3, 70300000), (4, 52725000), (5, 42180000), (6, 35150000), (8, 26362500), (10, 21090000), (12, 17575000), (15, 14060000), (16, 13181250), (19, 11100000), (20, 10545000), (24, 8787500), (25, 8436000), (30, 7030000), (32, 6590625), (37, 5700000), (38, 5550000), (40, 5272500), (48, 4393750), (50, 4218000), (57, 3700000), (60, 3515000), (74, 2850000), (75, 2812000), (76, 2775000), (80, 2636250), (95, 2220000), (96, 2196875), (100, 2109000), (111, 1900000), (114, 1850000), (120, 1757500), (125, 1687200), (148, 1425000), (150, 1406000), (152, 1387500), (160, 1318125), (185, 1140000), (190, 1110000), (200, 1054500), (222, 950000), (228, 925000), (240, 878750), (250, 843600), (285, 740000), (296, 712500), (300, 703000), (304, 693750), (370, 570000), (375, 562400), (380, 555000), (400, 527250), (444, 475000), (456, 462500), (475, 444000), (480, 439375), (500, 421800), (555, 380000), (570, 370000), (592, 356250), (600, 351500), (608, 346875), (625, 337440), (703, 300000), (740, 285000), (750, 281200), (760, 277500), (800, 263625), (888, 237500), (912, 231250), (925, 228000), (950, 222000), (1000, 210900), (1110, 190000), (1140, 185000), (1184, 178125), (1200, 175750), (1250, 168720), (1406, 150000), (1425, 148000), (1480, 142500), (1500, 140600), (1520, 138750), (1776, 118750), (1824, 115625), (1850, 114000), (1875, 112480), (1900, 111000), (2000, 105450), (2109, 100000), (2220, 95000), (2280, 92500), (2375, 88800), (2400, 87875), (2500, 84360), (2775, 76000), (2812, 75000), (2850, 74000), (2960, 71250), (3000, 70300), (3040, 69375), (3125, 67488), (3515, 60000), (3552, 59375), (3700, 57000), (3750, 56240), (3800, 55500), (4000, 52725), (4218, 50000), (4440, 47500), (4560, 46250), (4625, 45600), (4750, 44400), (5000, 42180), (5550, 38000), (5624, 37500), (5700, 37000), (5920, 35625), (6000, 35150), (6250, 33744), (7030, 30000), (7125, 29600), (7400, 28500), (7500, 28120), (7600, 27750), (8436, 25000), (8880, 23750), (9120, 23125), (9250, 22800), (9375, 22496), (9500, 22200), (10000, 21090), (10545, 20000), (11100, 19000), (11248, 18750), (11400, 18500), (11875, 17760), (12000, 17575), (12500, 16872), (13875, 15200), (14060, 15000), (14250, 14800)]