19391742720

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{240473}}^1$

素因数の和:240507

約数の個数: 216

約数和(自身を含む): 76678501536

約数和(自身を除く): 57286758816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 26880, 40320, 80640, 240473, 480946, 721419, 961892, 1202365, 1442838, 1683311, 1923784, 2164257, 2404730, 2885676, 3366622, 3607095, 3847568, 4328514, 4809460, 5049933, 5771352, 6733244, 7214190, 7695136, 8416555, 8657028, 9618920, 10099866, 10821285, 11542704, 13466488, 14428380, 15149799, 15390272, 16833110, 17314056, 19237840, 20199732, 21642570, 23085408, 25249665, 26932976, 28856760, 30299598, 30780544, 33666220, 34628112, 38475680, 40399464, 43285140, 46170816, 50499330, 53865952, 57713520, 60599196, 61561088, 67332440, 69256224, 75748995, 76951360, 80798928, 86570280, 92341632, 100998660, 107731904, 115427040, 121198392, 134664880, 138512448, 151497990, 153902720, 161597856, 173140560, 184683264, 201997320, 215463808, 230854080, 242396784, 269329760, 277024896, 302995980, 307805440, 323195712, 346281120, 403994640, 430927616, 461708160, 484793568, 538659520, 554049792, 605991960, 646391424, 692562240, 807989280, 923416320, 969587136, 1077319040, 1211983920, 1292782848, 1385124480, 1615978560, 1939174272, 2154638080, 2423967840, 2770248960, 3231957120, 3878348544, 4847935680, 6463914240, 9695871360, 19391742720]

約数ペア:

[(1, 19391742720), (2, 9695871360), (3, 6463914240), (4, 4847935680), (5, 3878348544), (6, 3231957120), (7, 2770248960), (8, 2423967840), (9, 2154638080), (10, 1939174272), (12, 1615978560), (14, 1385124480), (15, 1292782848), (16, 1211983920), (18, 1077319040), (20, 969587136), (21, 923416320), (24, 807989280), (28, 692562240), (30, 646391424), (32, 605991960), (35, 554049792), (36, 538659520), (40, 484793568), (42, 461708160), (45, 430927616), (48, 403994640), (56, 346281120), (60, 323195712), (63, 307805440), (64, 302995980), (70, 277024896), (72, 269329760), (80, 242396784), (84, 230854080), (90, 215463808), (96, 201997320), (105, 184683264), (112, 173140560), (120, 161597856), (126, 153902720), (128, 151497990), (140, 138512448), (144, 134664880), (160, 121198392), (168, 115427040), (180, 107731904), (192, 100998660), (210, 92341632), (224, 86570280), (240, 80798928), (252, 76951360), (256, 75748995), (280, 69256224), (288, 67332440), (315, 61561088), (320, 60599196), (336, 57713520), (360, 53865952), (384, 50499330), (420, 46170816), (448, 43285140), (480, 40399464), (504, 38475680), (560, 34628112), (576, 33666220), (630, 30780544), (640, 30299598), (672, 28856760), (720, 26932976), (768, 25249665), (840, 23085408), (896, 21642570), (960, 20199732), (1008, 19237840), (1120, 17314056), (1152, 16833110), (1260, 15390272), (1280, 15149799), (1344, 14428380), (1440, 13466488), (1680, 11542704), (1792, 10821285), (1920, 10099866), (2016, 9618920), (2240, 8657028), (2304, 8416555), (2520, 7695136), (2688, 7214190), (2880, 6733244), (3360, 5771352), (3840, 5049933), (4032, 4809460), (4480, 4328514), (5040, 3847568), (5376, 3607095), (5760, 3366622), (6720, 2885676), (8064, 2404730), (8960, 2164257), (10080, 1923784), (11520, 1683311), (13440, 1442838), (16128, 1202365), (20160, 961892), (26880, 721419), (40320, 480946), (80640, 240473)]