393900000

素因数分解:

$2^5\times 3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:152

約数の個数: 288

約数和(自身を含む): 1405597536

約数和(自身を除く): 1011697536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 101, 104, 120, 125, 130, 150, 156, 160, 195, 200, 202, 208, 240, 250, 260, 300, 303, 312, 325, 375, 390, 400, 404, 416, 480, 500, 505, 520, 600, 606, 624, 625, 650, 750, 780, 800, 808, 975, 1000, 1010, 1040, 1200, 1212, 1248, 1250, 1300, 1313, 1500, 1515, 1560, 1616, 1625, 1875, 1950, 2000, 2020, 2080, 2400, 2424, 2500, 2525, 2600, 2626, 3000, 3030, 3120, 3125, 3232, 3250, 3750, 3900, 3939, 4000, 4040, 4848, 4875, 5000, 5050, 5200, 5252, 6000, 6060, 6240, 6250, 6500, 6565, 7500, 7575, 7800, 7878, 8080, 8125, 9375, 9696, 9750, 10000, 10100, 10400, 10504, 12000, 12120, 12500, 12625, 13000, 13130, 15000, 15150, 15600, 15756, 16160, 16250, 18750, 19500, 19695, 20000, 20200, 21008, 24240, 24375, 25000, 25250, 26000, 26260, 30000, 30300, 31200, 31512, 32500, 32825, 37500, 37875, 39000, 39390, 40400, 40625, 42016, 48480, 48750, 50000, 50500, 52000, 52520, 60000, 60600, 63024, 63125, 65000, 65650, 75000, 75750, 78000, 78780, 80800, 81250, 97500, 98475, 100000, 101000, 105040, 121200, 121875, 126048, 126250, 130000, 131300, 150000, 151500, 156000, 157560, 162500, 164125, 189375, 195000, 196950, 202000, 210080, 242400, 243750, 252500, 260000, 262600, 300000, 303000, 315120, 315625, 325000, 328250, 378750, 390000, 393900, 404000, 487500, 492375, 505000, 525200, 606000, 630240, 631250, 650000, 656500, 757500, 780000, 787800, 820625, 946875, 975000, 984750, 1010000, 1050400, 1212000, 1262500, 1300000, 1313000, 1515000, 1575600, 1641250, 1893750, 1950000, 1969500, 2020000, 2461875, 2525000, 2626000, 3030000, 3151200, 3282500, 3787500, 3900000, 3939000, 4103125, 4923750, 5050000, 5252000, 6060000, 6565000, 7575000, 7878000, 8206250, 9847500, 10100000, 12309375, 13130000, 15150000, 15756000, 16412500, 19695000, 24618750, 26260000, 30300000, 32825000, 39390000, 49237500, 65650000, 78780000, 98475000, 131300000, 196950000, 393900000]

約数ペア:

[(1, 393900000), (2, 196950000), (3, 131300000), (4, 98475000), (5, 78780000), (6, 65650000), (8, 49237500), (10, 39390000), (12, 32825000), (13, 30300000), (15, 26260000), (16, 24618750), (20, 19695000), (24, 16412500), (25, 15756000), (26, 15150000), (30, 13130000), (32, 12309375), (39, 10100000), (40, 9847500), (48, 8206250), (50, 7878000), (52, 7575000), (60, 6565000), (65, 6060000), (75, 5252000), (78, 5050000), (80, 4923750), (96, 4103125), (100, 3939000), (101, 3900000), (104, 3787500), (120, 3282500), (125, 3151200), (130, 3030000), (150, 2626000), (156, 2525000), (160, 2461875), (195, 2020000), (200, 1969500), (202, 1950000), (208, 1893750), (240, 1641250), (250, 1575600), (260, 1515000), (300, 1313000), (303, 1300000), (312, 1262500), (325, 1212000), (375, 1050400), (390, 1010000), (400, 984750), (404, 975000), (416, 946875), (480, 820625), (500, 787800), (505, 780000), (520, 757500), (600, 656500), (606, 650000), (624, 631250), (625, 630240), (650, 606000), (750, 525200), (780, 505000), (800, 492375), (808, 487500), (975, 404000), (1000, 393900), (1010, 390000), (1040, 378750), (1200, 328250), (1212, 325000), (1248, 315625), (1250, 315120), (1300, 303000), (1313, 300000), (1500, 262600), (1515, 260000), (1560, 252500), (1616, 243750), (1625, 242400), (1875, 210080), (1950, 202000), (2000, 196950), (2020, 195000), (2080, 189375), (2400, 164125), (2424, 162500), (2500, 157560), (2525, 156000), (2600, 151500), (2626, 150000), (3000, 131300), (3030, 130000), (3120, 126250), (3125, 126048), (3232, 121875), (3250, 121200), (3750, 105040), (3900, 101000), (3939, 100000), (4000, 98475), (4040, 97500), (4848, 81250), (4875, 80800), (5000, 78780), (5050, 78000), (5200, 75750), (5252, 75000), (6000, 65650), (6060, 65000), (6240, 63125), (6250, 63024), (6500, 60600), (6565, 60000), (7500, 52520), (7575, 52000), (7800, 50500), (7878, 50000), (8080, 48750), (8125, 48480), (9375, 42016), (9696, 40625), (9750, 40400), (10000, 39390), (10100, 39000), (10400, 37875), (10504, 37500), (12000, 32825), (12120, 32500), (12500, 31512), (12625, 31200), (13000, 30300), (13130, 30000), (15000, 26260), (15150, 26000), (15600, 25250), (15756, 25000), (16160, 24375), (16250, 24240), (18750, 21008), (19500, 20200), (19695, 20000)]