1805925000

素因数分解:

$2^3\times 3^1\times 5^5\times {\mathrm{11}}^2\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 288

約数和(自身を含む): 6233976000

約数和(自身を除く): 4428051000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 75, 88, 100, 110, 120, 121, 125, 132, 150, 165, 199, 200, 220, 242, 250, 264, 275, 300, 330, 363, 375, 398, 440, 484, 500, 550, 597, 600, 605, 625, 660, 726, 750, 796, 825, 968, 995, 1000, 1100, 1194, 1210, 1250, 1320, 1375, 1452, 1500, 1592, 1650, 1815, 1875, 1990, 2189, 2200, 2388, 2420, 2500, 2750, 2904, 2985, 3000, 3025, 3125, 3300, 3630, 3750, 3980, 4125, 4378, 4776, 4840, 4975, 5000, 5500, 5970, 6050, 6250, 6567, 6600, 6875, 7260, 7500, 7960, 8250, 8756, 9075, 9375, 9950, 10945, 11000, 11940, 12100, 12500, 13134, 13750, 14520, 14925, 15000, 15125, 16500, 17512, 18150, 18750, 19900, 20625, 21890, 23880, 24079, 24200, 24875, 25000, 26268, 27500, 29850, 30250, 32835, 33000, 34375, 36300, 37500, 39800, 41250, 43780, 45375, 48158, 49750, 52536, 54725, 55000, 59700, 60500, 65670, 68750, 72237, 72600, 74625, 75000, 75625, 82500, 87560, 90750, 96316, 99500, 103125, 109450, 119400, 120395, 121000, 124375, 131340, 137500, 144474, 149250, 151250, 164175, 165000, 181500, 192632, 199000, 206250, 218900, 226875, 240790, 248750, 262680, 273625, 275000, 288948, 298500, 302500, 328350, 361185, 363000, 373125, 378125, 412500, 437800, 453750, 481580, 497500, 547250, 577896, 597000, 601975, 605000, 621875, 656700, 722370, 746250, 756250, 820875, 825000, 907500, 963160, 995000, 1094500, 1134375, 1203950, 1243750, 1313400, 1368125, 1444740, 1492500, 1512500, 1641750, 1805925, 1815000, 1865625, 2189000, 2268750, 2407900, 2487500, 2736250, 2889480, 2985000, 3009875, 3025000, 3283500, 3611850, 3731250, 4104375, 4537500, 4815800, 4975000, 5472500, 6019750, 6567000, 6840625, 7223700, 7462500, 8208750, 9029625, 9075000, 10945000, 12039500, 13681250, 14447400, 14925000, 15049375, 16417500, 18059250, 20521875, 24079000, 27362500, 30098750, 32835000, 36118500, 41043750, 45148125, 54725000, 60197500, 72237000, 75246875, 82087500, 90296250, 120395000, 150493750, 164175000, 180592500, 225740625, 300987500, 361185000, 451481250, 601975000, 902962500, 1805925000]

約数ペア:

[(1, 1805925000), (2, 902962500), (3, 601975000), (4, 451481250), (5, 361185000), (6, 300987500), (8, 225740625), (10, 180592500), (11, 164175000), (12, 150493750), (15, 120395000), (20, 90296250), (22, 82087500), (24, 75246875), (25, 72237000), (30, 60197500), (33, 54725000), (40, 45148125), (44, 41043750), (50, 36118500), (55, 32835000), (60, 30098750), (66, 27362500), (75, 24079000), (88, 20521875), (100, 18059250), (110, 16417500), (120, 15049375), (121, 14925000), (125, 14447400), (132, 13681250), (150, 12039500), (165, 10945000), (199, 9075000), (200, 9029625), (220, 8208750), (242, 7462500), (250, 7223700), (264, 6840625), (275, 6567000), (300, 6019750), (330, 5472500), (363, 4975000), (375, 4815800), (398, 4537500), (440, 4104375), (484, 3731250), (500, 3611850), (550, 3283500), (597, 3025000), (600, 3009875), (605, 2985000), (625, 2889480), (660, 2736250), (726, 2487500), (750, 2407900), (796, 2268750), (825, 2189000), (968, 1865625), (995, 1815000), (1000, 1805925), (1100, 1641750), (1194, 1512500), (1210, 1492500), (1250, 1444740), (1320, 1368125), (1375, 1313400), (1452, 1243750), (1500, 1203950), (1592, 1134375), (1650, 1094500), (1815, 995000), (1875, 963160), (1990, 907500), (2189, 825000), (2200, 820875), (2388, 756250), (2420, 746250), (2500, 722370), (2750, 656700), (2904, 621875), (2985, 605000), (3000, 601975), (3025, 597000), (3125, 577896), (3300, 547250), (3630, 497500), (3750, 481580), (3980, 453750), (4125, 437800), (4378, 412500), (4776, 378125), (4840, 373125), (4975, 363000), (5000, 361185), (5500, 328350), (5970, 302500), (6050, 298500), (6250, 288948), (6567, 275000), (6600, 273625), (6875, 262680), (7260, 248750), (7500, 240790), (7960, 226875), (8250, 218900), (8756, 206250), (9075, 199000), (9375, 192632), (9950, 181500), (10945, 165000), (11000, 164175), (11940, 151250), (12100, 149250), (12500, 144474), (13134, 137500), (13750, 131340), (14520, 124375), (14925, 121000), (15000, 120395), (15125, 119400), (16500, 109450), (17512, 103125), (18150, 99500), (18750, 96316), (19900, 90750), (20625, 87560), (21890, 82500), (23880, 75625), (24079, 75000), (24200, 74625), (24875, 72600), (25000, 72237), (26268, 68750), (27500, 65670), (29850, 60500), (30250, 59700), (32835, 55000), (33000, 54725), (34375, 52536), (36300, 49750), (37500, 48158), (39800, 45375), (41250, 43780)]