78661800

素因数分解:

$2^3\times 3^3\times 5^2\times 7^1\times {\mathrm{2081}}^1$

素因数の和:2113

約数の個数: 192

約数和(自身を含む): 309801600

約数和(自身を除く): 231139800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 168, 175, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 350, 360, 378, 420, 450, 504, 525, 540, 600, 630, 675, 700, 756, 840, 900, 945, 1050, 1080, 1260, 1350, 1400, 1512, 1575, 1800, 1890, 2081, 2100, 2520, 2700, 3150, 3780, 4162, 4200, 4725, 5400, 6243, 6300, 7560, 8324, 9450, 10405, 12486, 12600, 14567, 16648, 18729, 18900, 20810, 24972, 29134, 31215, 37458, 37800, 41620, 43701, 49944, 52025, 56187, 58268, 62430, 72835, 74916, 83240, 87402, 93645, 104050, 112374, 116536, 124860, 131103, 145670, 149832, 156075, 174804, 187290, 208100, 218505, 224748, 249720, 262206, 280935, 291340, 312150, 349608, 364175, 374580, 393309, 416200, 437010, 449496, 468225, 524412, 561870, 582680, 624300, 655515, 728350, 749160, 786618, 874020, 936450, 1048824, 1092525, 1123740, 1248600, 1311030, 1404675, 1456700, 1573236, 1748040, 1872900, 1966545, 2185050, 2247480, 2622060, 2809350, 2913400, 3146472, 3277575, 3745800, 3933090, 4370100, 5244120, 5618700, 6555150, 7866180, 8740200, 9832725, 11237400, 13110300, 15732360, 19665450, 26220600, 39330900, 78661800]

約数ペア:

[(1, 78661800), (2, 39330900), (3, 26220600), (4, 19665450), (5, 15732360), (6, 13110300), (7, 11237400), (8, 9832725), (9, 8740200), (10, 7866180), (12, 6555150), (14, 5618700), (15, 5244120), (18, 4370100), (20, 3933090), (21, 3745800), (24, 3277575), (25, 3146472), (27, 2913400), (28, 2809350), (30, 2622060), (35, 2247480), (36, 2185050), (40, 1966545), (42, 1872900), (45, 1748040), (50, 1573236), (54, 1456700), (56, 1404675), (60, 1311030), (63, 1248600), (70, 1123740), (72, 1092525), (75, 1048824), (84, 936450), (90, 874020), (100, 786618), (105, 749160), (108, 728350), (120, 655515), (126, 624300), (135, 582680), (140, 561870), (150, 524412), (168, 468225), (175, 449496), (180, 437010), (189, 416200), (200, 393309), (210, 374580), (216, 364175), (225, 349608), (252, 312150), (270, 291340), (280, 280935), (300, 262206), (315, 249720), (350, 224748), (360, 218505), (378, 208100), (420, 187290), (450, 174804), (504, 156075), (525, 149832), (540, 145670), (600, 131103), (630, 124860), (675, 116536), (700, 112374), (756, 104050), (840, 93645), (900, 87402), (945, 83240), (1050, 74916), (1080, 72835), (1260, 62430), (1350, 58268), (1400, 56187), (1512, 52025), (1575, 49944), (1800, 43701), (1890, 41620), (2081, 37800), (2100, 37458), (2520, 31215), (2700, 29134), (3150, 24972), (3780, 20810), (4162, 18900), (4200, 18729), (4725, 16648), (5400, 14567), (6243, 12600), (6300, 12486), (7560, 10405), (8324, 9450)]