281340000

素因数分解:

$2^5\times 3^3\times 5^4\times {\mathrm{521}}^1$

素因数の和:560

約数の個数: 240

約数和(自身を含む): 1027358640

約数和(自身を除く): 746018640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 96, 100, 108, 120, 125, 135, 144, 150, 160, 180, 200, 216, 225, 240, 250, 270, 288, 300, 360, 375, 400, 432, 450, 480, 500, 521, 540, 600, 625, 675, 720, 750, 800, 864, 900, 1000, 1042, 1080, 1125, 1200, 1250, 1350, 1440, 1500, 1563, 1800, 1875, 2000, 2084, 2160, 2250, 2400, 2500, 2605, 2700, 3000, 3126, 3375, 3600, 3750, 4000, 4168, 4320, 4500, 4689, 5000, 5210, 5400, 5625, 6000, 6252, 6750, 7200, 7500, 7815, 8336, 9000, 9378, 10000, 10420, 10800, 11250, 12000, 12504, 13025, 13500, 14067, 15000, 15630, 16672, 16875, 18000, 18756, 20000, 20840, 21600, 22500, 23445, 25008, 26050, 27000, 28134, 30000, 31260, 33750, 36000, 37512, 39075, 41680, 45000, 46890, 50016, 52100, 54000, 56268, 60000, 62520, 65125, 67500, 70335, 75024, 78150, 83360, 90000, 93780, 104200, 108000, 112536, 117225, 125040, 130250, 135000, 140670, 150048, 156300, 180000, 187560, 195375, 208400, 225072, 234450, 250080, 260500, 270000, 281340, 312600, 325625, 351675, 375120, 390750, 416800, 450144, 468900, 521000, 540000, 562680, 586125, 625200, 651250, 703350, 750240, 781500, 937800, 976875, 1042000, 1125360, 1172250, 1250400, 1302500, 1406700, 1563000, 1758375, 1875600, 1953750, 2084000, 2250720, 2344500, 2605000, 2813400, 2930625, 3126000, 3516750, 3751200, 3907500, 4689000, 5210000, 5626800, 5861250, 6252000, 7033500, 7815000, 8791875, 9378000, 10420000, 11253600, 11722500, 14067000, 15630000, 17583750, 18756000, 23445000, 28134000, 31260000, 35167500, 46890000, 56268000, 70335000, 93780000, 140670000, 281340000]

約数ペア:

[(1, 281340000), (2, 140670000), (3, 93780000), (4, 70335000), (5, 56268000), (6, 46890000), (8, 35167500), (9, 31260000), (10, 28134000), (12, 23445000), (15, 18756000), (16, 17583750), (18, 15630000), (20, 14067000), (24, 11722500), (25, 11253600), (27, 10420000), (30, 9378000), (32, 8791875), (36, 7815000), (40, 7033500), (45, 6252000), (48, 5861250), (50, 5626800), (54, 5210000), (60, 4689000), (72, 3907500), (75, 3751200), (80, 3516750), (90, 3126000), (96, 2930625), (100, 2813400), (108, 2605000), (120, 2344500), (125, 2250720), (135, 2084000), (144, 1953750), (150, 1875600), (160, 1758375), (180, 1563000), (200, 1406700), (216, 1302500), (225, 1250400), (240, 1172250), (250, 1125360), (270, 1042000), (288, 976875), (300, 937800), (360, 781500), (375, 750240), (400, 703350), (432, 651250), (450, 625200), (480, 586125), (500, 562680), (521, 540000), (540, 521000), (600, 468900), (625, 450144), (675, 416800), (720, 390750), (750, 375120), (800, 351675), (864, 325625), (900, 312600), (1000, 281340), (1042, 270000), (1080, 260500), (1125, 250080), (1200, 234450), (1250, 225072), (1350, 208400), (1440, 195375), (1500, 187560), (1563, 180000), (1800, 156300), (1875, 150048), (2000, 140670), (2084, 135000), (2160, 130250), (2250, 125040), (2400, 117225), (2500, 112536), (2605, 108000), (2700, 104200), (3000, 93780), (3126, 90000), (3375, 83360), (3600, 78150), (3750, 75024), (4000, 70335), (4168, 67500), (4320, 65125), (4500, 62520), (4689, 60000), (5000, 56268), (5210, 54000), (5400, 52100), (5625, 50016), (6000, 46890), (6252, 45000), (6750, 41680), (7200, 39075), (7500, 37512), (7815, 36000), (8336, 33750), (9000, 31260), (9378, 30000), (10000, 28134), (10420, 27000), (10800, 26050), (11250, 25008), (12000, 23445), (12504, 22500), (13025, 21600), (13500, 20840), (14067, 20000), (15000, 18756), (15630, 18000), (16672, 16875)]