381195000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 1326794040

約数和(自身を除く): 945599040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 43, 45, 50, 60, 72, 75, 86, 90, 100, 120, 125, 129, 150, 172, 180, 197, 200, 215, 225, 250, 258, 300, 344, 360, 375, 387, 394, 430, 450, 500, 516, 591, 600, 625, 645, 750, 774, 788, 860, 900, 985, 1000, 1032, 1075, 1125, 1182, 1250, 1290, 1500, 1548, 1576, 1720, 1773, 1800, 1875, 1935, 1970, 2150, 2250, 2364, 2500, 2580, 2955, 3000, 3096, 3225, 3546, 3750, 3870, 3940, 4300, 4500, 4728, 4925, 5000, 5160, 5375, 5625, 5910, 6450, 7092, 7500, 7740, 7880, 8471, 8600, 8865, 9000, 9675, 9850, 10750, 11250, 11820, 12900, 14184, 14775, 15000, 15480, 16125, 16942, 17730, 19350, 19700, 21500, 22500, 23640, 24625, 25413, 25800, 26875, 29550, 32250, 33884, 35460, 38700, 39400, 42355, 43000, 44325, 45000, 48375, 49250, 50826, 53750, 59100, 64500, 67768, 70920, 73875, 76239, 77400, 80625, 84710, 88650, 96750, 98500, 101652, 107500, 118200, 123125, 127065, 129000, 147750, 152478, 161250, 169420, 177300, 193500, 197000, 203304, 211775, 215000, 221625, 241875, 246250, 254130, 295500, 304956, 322500, 338840, 354600, 369375, 381195, 387000, 423550, 443250, 483750, 492500, 508260, 591000, 609912, 635325, 645000, 738750, 762390, 847100, 886500, 967500, 985000, 1016520, 1058875, 1108125, 1270650, 1477500, 1524780, 1694200, 1773000, 1905975, 1935000, 2117750, 2216250, 2541300, 2955000, 3049560, 3176625, 3811950, 4235500, 4432500, 5082600, 5294375, 6353250, 7623900, 8471000, 8865000, 9529875, 10588750, 12706500, 15247800, 15883125, 19059750, 21177500, 25413000, 31766250, 38119500, 42355000, 47649375, 63532500, 76239000, 95298750, 127065000, 190597500, 381195000]

約数ペア:

[(1, 381195000), (2, 190597500), (3, 127065000), (4, 95298750), (5, 76239000), (6, 63532500), (8, 47649375), (9, 42355000), (10, 38119500), (12, 31766250), (15, 25413000), (18, 21177500), (20, 19059750), (24, 15883125), (25, 15247800), (30, 12706500), (36, 10588750), (40, 9529875), (43, 8865000), (45, 8471000), (50, 7623900), (60, 6353250), (72, 5294375), (75, 5082600), (86, 4432500), (90, 4235500), (100, 3811950), (120, 3176625), (125, 3049560), (129, 2955000), (150, 2541300), (172, 2216250), (180, 2117750), (197, 1935000), (200, 1905975), (215, 1773000), (225, 1694200), (250, 1524780), (258, 1477500), (300, 1270650), (344, 1108125), (360, 1058875), (375, 1016520), (387, 985000), (394, 967500), (430, 886500), (450, 847100), (500, 762390), (516, 738750), (591, 645000), (600, 635325), (625, 609912), (645, 591000), (750, 508260), (774, 492500), (788, 483750), (860, 443250), (900, 423550), (985, 387000), (1000, 381195), (1032, 369375), (1075, 354600), (1125, 338840), (1182, 322500), (1250, 304956), (1290, 295500), (1500, 254130), (1548, 246250), (1576, 241875), (1720, 221625), (1773, 215000), (1800, 211775), (1875, 203304), (1935, 197000), (1970, 193500), (2150, 177300), (2250, 169420), (2364, 161250), (2500, 152478), (2580, 147750), (2955, 129000), (3000, 127065), (3096, 123125), (3225, 118200), (3546, 107500), (3750, 101652), (3870, 98500), (3940, 96750), (4300, 88650), (4500, 84710), (4728, 80625), (4925, 77400), (5000, 76239), (5160, 73875), (5375, 70920), (5625, 67768), (5910, 64500), (6450, 59100), (7092, 53750), (7500, 50826), (7740, 49250), (7880, 48375), (8471, 45000), (8600, 44325), (8865, 43000), (9000, 42355), (9675, 39400), (9850, 38700), (10750, 35460), (11250, 33884), (11820, 32250), (12900, 29550), (14184, 26875), (14775, 25800), (15000, 25413), (15480, 24625), (16125, 23640), (16942, 22500), (17730, 21500), (19350, 19700)]