140777280

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{6983}}^1$

素因数の和:7013

約数の個数: 168

約数和(自身を含む): 553468032

約数和(自身を除く): 412690752

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, 6983, 10080, 13966, 20160, 20949, 27932, 34915, 41898, 48881, 55864, 62847, 69830, 83796, 97762, 104745, 111728, 125694, 139660, 146643, 167592, 195524, 209490, 223456, 244405, 251388, 279320, 293286, 314235, 335184, 391048, 418980, 439929, 446912, 488810, 502776, 558640, 586572, 628470, 670368, 733215, 782096, 837960, 879858, 977620, 1005552, 1117280, 1173144, 1256940, 1340736, 1466430, 1564192, 1675920, 1759716, 1955240, 2011104, 2199645, 2234560, 2346288, 2513880, 2932860, 3128384, 3351840, 3519432, 3910480, 4022208, 4399290, 4692576, 5027760, 5865720, 6703680, 7038864, 7820960, 8798580, 9385152, 10055520, 11731440, 14077728, 15641920, 17597160, 20111040, 23462880, 28155456, 35194320, 46925760, 70388640, 140777280]

約数ペア:

[(1, 140777280), (2, 70388640), (3, 46925760), (4, 35194320), (5, 28155456), (6, 23462880), (7, 20111040), (8, 17597160), (9, 15641920), (10, 14077728), (12, 11731440), (14, 10055520), (15, 9385152), (16, 8798580), (18, 7820960), (20, 7038864), (21, 6703680), (24, 5865720), (28, 5027760), (30, 4692576), (32, 4399290), (35, 4022208), (36, 3910480), (40, 3519432), (42, 3351840), (45, 3128384), (48, 2932860), (56, 2513880), (60, 2346288), (63, 2234560), (64, 2199645), (70, 2011104), (72, 1955240), (80, 1759716), (84, 1675920), (90, 1564192), (96, 1466430), (105, 1340736), (112, 1256940), (120, 1173144), (126, 1117280), (140, 1005552), (144, 977620), (160, 879858), (168, 837960), (180, 782096), (192, 733215), (210, 670368), (224, 628470), (240, 586572), (252, 558640), (280, 502776), (288, 488810), (315, 446912), (320, 439929), (336, 418980), (360, 391048), (420, 335184), (448, 314235), (480, 293286), (504, 279320), (560, 251388), (576, 244405), (630, 223456), (672, 209490), (720, 195524), (840, 167592), (960, 146643), (1008, 139660), (1120, 125694), (1260, 111728), (1344, 104745), (1440, 97762), (1680, 83796), (2016, 69830), (2240, 62847), (2520, 55864), (2880, 48881), (3360, 41898), (4032, 34915), (5040, 27932), (6720, 20949), (6983, 20160), (10080, 13966)]