240727680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13931}}^1$

素因数の和:13959

約数の個数: 128

約数和(自身を含む): 852638400

約数和(自身を除く): 611910720

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, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 13931, 17280, 27862, 41793, 55724, 69655, 83586, 111448, 125379, 139310, 167172, 208965, 222896, 250758, 278620, 334344, 376137, 417930, 445792, 501516, 557240, 626895, 668688, 752274, 835860, 891584, 1003032, 1114480, 1253790, 1337376, 1504548, 1671720, 1783168, 1880685, 2006064, 2228960, 2507580, 2674752, 3009096, 3343440, 3761370, 4012128, 4457920, 5015160, 5349504, 6018192, 6686880, 7522740, 8024256, 8915840, 10030320, 12036384, 13373760, 15045480, 16048512, 20060640, 24072768, 26747520, 30090960, 40121280, 48145536, 60181920, 80242560, 120363840, 240727680]

約数ペア:

[(1, 240727680), (2, 120363840), (3, 80242560), (4, 60181920), (5, 48145536), (6, 40121280), (8, 30090960), (9, 26747520), (10, 24072768), (12, 20060640), (15, 16048512), (16, 15045480), (18, 13373760), (20, 12036384), (24, 10030320), (27, 8915840), (30, 8024256), (32, 7522740), (36, 6686880), (40, 6018192), (45, 5349504), (48, 5015160), (54, 4457920), (60, 4012128), (64, 3761370), (72, 3343440), (80, 3009096), (90, 2674752), (96, 2507580), (108, 2228960), (120, 2006064), (128, 1880685), (135, 1783168), (144, 1671720), (160, 1504548), (180, 1337376), (192, 1253790), (216, 1114480), (240, 1003032), (270, 891584), (288, 835860), (320, 752274), (360, 668688), (384, 626895), (432, 557240), (480, 501516), (540, 445792), (576, 417930), (640, 376137), (720, 334344), (864, 278620), (960, 250758), (1080, 222896), (1152, 208965), (1440, 167172), (1728, 139310), (1920, 125379), (2160, 111448), (2880, 83586), (3456, 69655), (4320, 55724), (5760, 41793), (8640, 27862), (13931, 17280)]