280848960

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{13931}}^1$

素因数の和:13961

約数の個数: 168

約数和(自身を含む): 1104083136

約数和(自身を除く): 823234176

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, 13931, 20160, 27862, 41793, 55724, 69655, 83586, 97517, 111448, 125379, 139310, 167172, 195034, 208965, 222896, 250758, 278620, 292551, 334344, 390068, 417930, 445792, 487585, 501516, 557240, 585102, 626895, 668688, 780136, 835860, 877653, 891584, 975170, 1003032, 1114480, 1170204, 1253790, 1337376, 1462755, 1560272, 1671720, 1755306, 1950340, 2006064, 2228960, 2340408, 2507580, 2674752, 2925510, 3120544, 3343440, 3510612, 3900680, 4012128, 4388265, 4457920, 4680816, 5015160, 5851020, 6241088, 6686880, 7021224, 7801360, 8024256, 8776530, 9361632, 10030320, 11702040, 13373760, 14042448, 15602720, 17553060, 18723264, 20060640, 23404080, 28084896, 31205440, 35106120, 40121280, 46808160, 56169792, 70212240, 93616320, 140424480, 280848960]

約数ペア:

[(1, 280848960), (2, 140424480), (3, 93616320), (4, 70212240), (5, 56169792), (6, 46808160), (7, 40121280), (8, 35106120), (9, 31205440), (10, 28084896), (12, 23404080), (14, 20060640), (15, 18723264), (16, 17553060), (18, 15602720), (20, 14042448), (21, 13373760), (24, 11702040), (28, 10030320), (30, 9361632), (32, 8776530), (35, 8024256), (36, 7801360), (40, 7021224), (42, 6686880), (45, 6241088), (48, 5851020), (56, 5015160), (60, 4680816), (63, 4457920), (64, 4388265), (70, 4012128), (72, 3900680), (80, 3510612), (84, 3343440), (90, 3120544), (96, 2925510), (105, 2674752), (112, 2507580), (120, 2340408), (126, 2228960), (140, 2006064), (144, 1950340), (160, 1755306), (168, 1671720), (180, 1560272), (192, 1462755), (210, 1337376), (224, 1253790), (240, 1170204), (252, 1114480), (280, 1003032), (288, 975170), (315, 891584), (320, 877653), (336, 835860), (360, 780136), (420, 668688), (448, 626895), (480, 585102), (504, 557240), (560, 501516), (576, 487585), (630, 445792), (672, 417930), (720, 390068), (840, 334344), (960, 292551), (1008, 278620), (1120, 250758), (1260, 222896), (1344, 208965), (1440, 195034), (1680, 167172), (2016, 139310), (2240, 125379), (2520, 111448), (2880, 97517), (3360, 83586), (4032, 69655), (5040, 55724), (6720, 41793), (10080, 27862), (13931, 20160)]