439830720

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{21817}}^1$

素因数の和:21847

約数の個数: 168

約数和(自身を含む): 1729032864

約数和(自身を除く): 1289202144

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, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 21817, 43634, 65451, 87268, 109085, 130902, 152719, 174536, 196353, 218170, 261804, 305438, 327255, 349072, 392706, 436340, 458157, 523608, 610876, 654510, 698144, 763595, 785412, 872680, 916314, 981765, 1047216, 1221752, 1309020, 1374471, 1396288, 1527190, 1570824, 1745360, 1832628, 1963530, 2094432, 2290785, 2443504, 2618040, 2748942, 3054380, 3141648, 3490720, 3665256, 3927060, 4188864, 4581570, 4887008, 5236080, 5497884, 6108760, 6283296, 6872355, 6981440, 7330512, 7854120, 9163140, 9774016, 10472160, 10995768, 12217520, 12566592, 13744710, 14661024, 15708240, 18326280, 20944320, 21991536, 24435040, 27489420, 29322048, 31416480, 36652560, 43983072, 48870080, 54978840, 62832960, 73305120, 87966144, 109957680, 146610240, 219915360, 439830720]

約数ペア:

[(1, 439830720), (2, 219915360), (3, 146610240), (4, 109957680), (5, 87966144), (6, 73305120), (7, 62832960), (8, 54978840), (9, 48870080), (10, 43983072), (12, 36652560), (14, 31416480), (15, 29322048), (16, 27489420), (18, 24435040), (20, 21991536), (21, 20944320), (24, 18326280), (28, 15708240), (30, 14661024), (32, 13744710), (35, 12566592), (36, 12217520), (40, 10995768), (42, 10472160), (45, 9774016), (48, 9163140), (56, 7854120), (60, 7330512), (63, 6981440), (64, 6872355), (70, 6283296), (72, 6108760), (80, 5497884), (84, 5236080), (90, 4887008), (96, 4581570), (105, 4188864), (112, 3927060), (120, 3665256), (126, 3490720), (140, 3141648), (144, 3054380), (160, 2748942), (168, 2618040), (180, 2443504), (192, 2290785), (210, 2094432), (224, 1963530), (240, 1832628), (252, 1745360), (280, 1570824), (288, 1527190), (315, 1396288), (320, 1374471), (336, 1309020), (360, 1221752), (420, 1047216), (448, 981765), (480, 916314), (504, 872680), (560, 785412), (576, 763595), (630, 698144), (672, 654510), (720, 610876), (840, 523608), (960, 458157), (1008, 436340), (1120, 392706), (1260, 349072), (1344, 327255), (1440, 305438), (1680, 261804), (2016, 218170), (2240, 196353), (2520, 174536), (2880, 152719), (3360, 130902), (4032, 109085), (5040, 87268), (6720, 65451), (10080, 43634), (20160, 21817)]