389944800

素因数分解:

$2^5\times 3^3\times 5^2\times 7^1\times {\mathrm{2579}}^1$

素因数の和:2615

約数の個数: 288

約数和(自身を含む): 1612396800

約数和(自身を除く): 1222452000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 108, 112, 120, 126, 135, 140, 144, 150, 160, 168, 175, 180, 189, 200, 210, 216, 224, 225, 240, 252, 270, 280, 288, 300, 315, 336, 350, 360, 378, 400, 420, 432, 450, 480, 504, 525, 540, 560, 600, 630, 672, 675, 700, 720, 756, 800, 840, 864, 900, 945, 1008, 1050, 1080, 1120, 1200, 1260, 1350, 1400, 1440, 1512, 1575, 1680, 1800, 1890, 2016, 2100, 2160, 2400, 2520, 2579, 2700, 2800, 3024, 3150, 3360, 3600, 3780, 4200, 4320, 4725, 5040, 5158, 5400, 5600, 6048, 6300, 7200, 7560, 7737, 8400, 9450, 10080, 10316, 10800, 12600, 12895, 15120, 15474, 16800, 18053, 18900, 20632, 21600, 23211, 25200, 25790, 30240, 30948, 36106, 37800, 38685, 41264, 46422, 50400, 51580, 54159, 61896, 64475, 69633, 72212, 75600, 77370, 82528, 90265, 92844, 103160, 108318, 116055, 123792, 128950, 139266, 144424, 151200, 154740, 162477, 180530, 185688, 193425, 206320, 216636, 232110, 247584, 257900, 270795, 278532, 288848, 309480, 324954, 348165, 361060, 371376, 386850, 412640, 433272, 451325, 464220, 487431, 515800, 541590, 557064, 577696, 580275, 618960, 649908, 696330, 722120, 742752, 773700, 812385, 866544, 902650, 928440, 974862, 1031600, 1083180, 1114128, 1160550, 1237920, 1299816, 1353975, 1392660, 1444240, 1547400, 1624770, 1733088, 1740825, 1805300, 1856880, 1949724, 2063200, 2166360, 2228256, 2321100, 2437155, 2599632, 2707950, 2785320, 2888480, 3094800, 3249540, 3481650, 3610600, 3713760, 3899448, 4061925, 4332720, 4642200, 4874310, 5199264, 5415900, 5570640, 6189600, 6499080, 6963300, 7221200, 7798896, 8123850, 8665440, 9284400, 9748620, 10831800, 11141280, 12185775, 12998160, 13926600, 14442400, 15597792, 16247700, 18568800, 19497240, 21663600, 24371550, 25996320, 27853200, 32495400, 38994480, 43327200, 48743100, 55706400, 64990800, 77988960, 97486200, 129981600, 194972400, 389944800]

約数ペア:

[(1, 389944800), (2, 194972400), (3, 129981600), (4, 97486200), (5, 77988960), (6, 64990800), (7, 55706400), (8, 48743100), (9, 43327200), (10, 38994480), (12, 32495400), (14, 27853200), (15, 25996320), (16, 24371550), (18, 21663600), (20, 19497240), (21, 18568800), (24, 16247700), (25, 15597792), (27, 14442400), (28, 13926600), (30, 12998160), (32, 12185775), (35, 11141280), (36, 10831800), (40, 9748620), (42, 9284400), (45, 8665440), (48, 8123850), (50, 7798896), (54, 7221200), (56, 6963300), (60, 6499080), (63, 6189600), (70, 5570640), (72, 5415900), (75, 5199264), (80, 4874310), (84, 4642200), (90, 4332720), (96, 4061925), (100, 3899448), (105, 3713760), (108, 3610600), (112, 3481650), (120, 3249540), (126, 3094800), (135, 2888480), (140, 2785320), (144, 2707950), (150, 2599632), (160, 2437155), (168, 2321100), (175, 2228256), (180, 2166360), (189, 2063200), (200, 1949724), (210, 1856880), (216, 1805300), (224, 1740825), (225, 1733088), (240, 1624770), (252, 1547400), (270, 1444240), (280, 1392660), (288, 1353975), (300, 1299816), (315, 1237920), (336, 1160550), (350, 1114128), (360, 1083180), (378, 1031600), (400, 974862), (420, 928440), (432, 902650), (450, 866544), (480, 812385), (504, 773700), (525, 742752), (540, 722120), (560, 696330), (600, 649908), (630, 618960), (672, 580275), (675, 577696), (700, 557064), (720, 541590), (756, 515800), (800, 487431), (840, 464220), (864, 451325), (900, 433272), (945, 412640), (1008, 386850), (1050, 371376), (1080, 361060), (1120, 348165), (1200, 324954), (1260, 309480), (1350, 288848), (1400, 278532), (1440, 270795), (1512, 257900), (1575, 247584), (1680, 232110), (1800, 216636), (1890, 206320), (2016, 193425), (2100, 185688), (2160, 180530), (2400, 162477), (2520, 154740), (2579, 151200), (2700, 144424), (2800, 139266), (3024, 128950), (3150, 123792), (3360, 116055), (3600, 108318), (3780, 103160), (4200, 92844), (4320, 90265), (4725, 82528), (5040, 77370), (5158, 75600), (5400, 72212), (5600, 69633), (6048, 64475), (6300, 61896), (7200, 54159), (7560, 51580), (7737, 50400), (8400, 46422), (9450, 41264), (10080, 38685), (10316, 37800), (10800, 36106), (12600, 30948), (12895, 30240), (15120, 25790), (15474, 25200), (16800, 23211), (18053, 21600), (18900, 20632)]