628778880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{631}}^1$

素因数の和:829

約数の個数: 192

約数和(自身を含む): 2187263520

約数和(自身を除く): 1558484640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 173, 180, 192, 240, 288, 320, 346, 360, 384, 480, 519, 576, 631, 640, 692, 720, 865, 960, 1038, 1152, 1262, 1384, 1440, 1557, 1730, 1893, 1920, 2076, 2524, 2595, 2768, 2880, 3114, 3155, 3460, 3786, 4152, 5048, 5190, 5536, 5679, 5760, 6228, 6310, 6920, 7572, 7785, 8304, 9465, 10096, 10380, 11072, 11358, 12456, 12620, 13840, 15144, 15570, 16608, 18930, 20192, 20760, 22144, 22716, 24912, 25240, 27680, 28395, 30288, 31140, 33216, 37860, 40384, 41520, 45432, 49824, 50480, 55360, 56790, 60576, 62280, 66432, 75720, 80768, 83040, 90864, 99648, 100960, 109163, 110720, 113580, 121152, 124560, 151440, 166080, 181728, 199296, 201920, 218326, 227160, 242304, 249120, 302880, 327489, 332160, 363456, 403840, 436652, 454320, 498240, 545815, 605760, 654978, 726912, 873304, 908640, 982467, 996480, 1091630, 1211520, 1309956, 1637445, 1746608, 1817280, 1964934, 2183260, 2619912, 3274890, 3493216, 3634560, 3929868, 4366520, 4912335, 5239824, 6549780, 6986432, 7859736, 8733040, 9824670, 10479648, 13099560, 13972864, 15719472, 17466080, 19649340, 20959296, 26199120, 31438944, 34932160, 39298680, 41918592, 52398240, 62877888, 69864320, 78597360, 104796480, 125755776, 157194720, 209592960, 314389440, 628778880]

約数ペア:

[(1, 628778880), (2, 314389440), (3, 209592960), (4, 157194720), (5, 125755776), (6, 104796480), (8, 78597360), (9, 69864320), (10, 62877888), (12, 52398240), (15, 41918592), (16, 39298680), (18, 34932160), (20, 31438944), (24, 26199120), (30, 20959296), (32, 19649340), (36, 17466080), (40, 15719472), (45, 13972864), (48, 13099560), (60, 10479648), (64, 9824670), (72, 8733040), (80, 7859736), (90, 6986432), (96, 6549780), (120, 5239824), (128, 4912335), (144, 4366520), (160, 3929868), (173, 3634560), (180, 3493216), (192, 3274890), (240, 2619912), (288, 2183260), (320, 1964934), (346, 1817280), (360, 1746608), (384, 1637445), (480, 1309956), (519, 1211520), (576, 1091630), (631, 996480), (640, 982467), (692, 908640), (720, 873304), (865, 726912), (960, 654978), (1038, 605760), (1152, 545815), (1262, 498240), (1384, 454320), (1440, 436652), (1557, 403840), (1730, 363456), (1893, 332160), (1920, 327489), (2076, 302880), (2524, 249120), (2595, 242304), (2768, 227160), (2880, 218326), (3114, 201920), (3155, 199296), (3460, 181728), (3786, 166080), (4152, 151440), (5048, 124560), (5190, 121152), (5536, 113580), (5679, 110720), (5760, 109163), (6228, 100960), (6310, 99648), (6920, 90864), (7572, 83040), (7785, 80768), (8304, 75720), (9465, 66432), (10096, 62280), (10380, 60576), (11072, 56790), (11358, 55360), (12456, 50480), (12620, 49824), (13840, 45432), (15144, 41520), (15570, 40384), (16608, 37860), (18930, 33216), (20192, 31140), (20760, 30288), (22144, 28395), (22716, 27680), (24912, 25240)]