39847680

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{1153}}^1$

素因数の和:1183

約数の個数: 144

約数和(自身を含む): 141526560

約数和(自身を除く): 101678880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1153, 1280, 1440, 1728, 1920, 2160, 2304, 2306, 2880, 3456, 3459, 3840, 4320, 4612, 5760, 5765, 6912, 6918, 8640, 9224, 10377, 11520, 11530, 13836, 17280, 17295, 18448, 20754, 23060, 27672, 31131, 34560, 34590, 36896, 41508, 46120, 51885, 55344, 62262, 69180, 73792, 83016, 92240, 103770, 110688, 124524, 138360, 147584, 155655, 166032, 184480, 207540, 221376, 249048, 276720, 295168, 311310, 332064, 368960, 415080, 442752, 498096, 553440, 622620, 664128, 737920, 830160, 885504, 996192, 1106880, 1245240, 1328256, 1475840, 1660320, 1992384, 2213760, 2490480, 2656512, 3320640, 3984768, 4427520, 4980960, 6641280, 7969536, 9961920, 13282560, 19923840, 39847680]

約数ペア:

[(1, 39847680), (2, 19923840), (3, 13282560), (4, 9961920), (5, 7969536), (6, 6641280), (8, 4980960), (9, 4427520), (10, 3984768), (12, 3320640), (15, 2656512), (16, 2490480), (18, 2213760), (20, 1992384), (24, 1660320), (27, 1475840), (30, 1328256), (32, 1245240), (36, 1106880), (40, 996192), (45, 885504), (48, 830160), (54, 737920), (60, 664128), (64, 622620), (72, 553440), (80, 498096), (90, 442752), (96, 415080), (108, 368960), (120, 332064), (128, 311310), (135, 295168), (144, 276720), (160, 249048), (180, 221376), (192, 207540), (216, 184480), (240, 166032), (256, 155655), (270, 147584), (288, 138360), (320, 124524), (360, 110688), (384, 103770), (432, 92240), (480, 83016), (540, 73792), (576, 69180), (640, 62262), (720, 55344), (768, 51885), (864, 46120), (960, 41508), (1080, 36896), (1152, 34590), (1153, 34560), (1280, 31131), (1440, 27672), (1728, 23060), (1920, 20754), (2160, 18448), (2304, 17295), (2306, 17280), (2880, 13836), (3456, 11530), (3459, 11520), (3840, 10377), (4320, 9224), (4612, 8640), (5760, 6918), (5765, 6912)]