20628226800

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{383}}^1\times {\mathrm{4987}}^1$

素因数の和:5397

約数の個数: 240

約数和(自身を含む): 73627668480

約数和(自身を除く): 52999441680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 100, 108, 120, 135, 144, 150, 180, 200, 216, 225, 240, 270, 300, 360, 383, 400, 432, 450, 540, 600, 675, 720, 766, 900, 1080, 1149, 1200, 1350, 1532, 1800, 1915, 2160, 2298, 2700, 3064, 3447, 3600, 3830, 4596, 4987, 5400, 5745, 6128, 6894, 7660, 9192, 9575, 9974, 10341, 10800, 11490, 13788, 14961, 15320, 17235, 18384, 19150, 19948, 20682, 22980, 24935, 27576, 28725, 29922, 30640, 34470, 38300, 39896, 41364, 44883, 45960, 49870, 51705, 55152, 57450, 59844, 68940, 74805, 76600, 79792, 82728, 86175, 89766, 91920, 99740, 103410, 114900, 119688, 124675, 134649, 137880, 149610, 153200, 165456, 172350, 179532, 199480, 206820, 224415, 229800, 239376, 249350, 258525, 269298, 275760, 299220, 344700, 359064, 374025, 398960, 413640, 448830, 459600, 498700, 517050, 538596, 598440, 673245, 689400, 718128, 748050, 827280, 897660, 997400, 1034100, 1077192, 1122075, 1196880, 1346490, 1378800, 1496100, 1795320, 1910021, 1994800, 2068200, 2154384, 2244150, 2692980, 2992200, 3366225, 3590640, 3820042, 4136400, 4488300, 5385960, 5730063, 5984400, 6732450, 7640084, 8976600, 9550105, 10771920, 11460126, 13464900, 15280168, 17190189, 17953200, 19100210, 22920252, 26929800, 28650315, 30560336, 34380378, 38200420, 45840504, 47750525, 51570567, 53859600, 57300630, 68760756, 76400840, 85950945, 91681008, 95501050, 103141134, 114601260, 137521512, 143251575, 152801680, 171901890, 191002100, 206282268, 229202520, 257852835, 275043024, 286503150, 343803780, 382004200, 412564536, 429754725, 458405040, 515705670, 573006300, 687607560, 764008400, 825129072, 859509450, 1031411340, 1146012600, 1289264175, 1375215120, 1719018900, 2062822680, 2292025200, 2578528350, 3438037800, 4125645360, 5157056700, 6876075600, 10314113400, 20628226800]

約数ペア:

[(1, 20628226800), (2, 10314113400), (3, 6876075600), (4, 5157056700), (5, 4125645360), (6, 3438037800), (8, 2578528350), (9, 2292025200), (10, 2062822680), (12, 1719018900), (15, 1375215120), (16, 1289264175), (18, 1146012600), (20, 1031411340), (24, 859509450), (25, 825129072), (27, 764008400), (30, 687607560), (36, 573006300), (40, 515705670), (45, 458405040), (48, 429754725), (50, 412564536), (54, 382004200), (60, 343803780), (72, 286503150), (75, 275043024), (80, 257852835), (90, 229202520), (100, 206282268), (108, 191002100), (120, 171901890), (135, 152801680), (144, 143251575), (150, 137521512), (180, 114601260), (200, 103141134), (216, 95501050), (225, 91681008), (240, 85950945), (270, 76400840), (300, 68760756), (360, 57300630), (383, 53859600), (400, 51570567), (432, 47750525), (450, 45840504), (540, 38200420), (600, 34380378), (675, 30560336), (720, 28650315), (766, 26929800), (900, 22920252), (1080, 19100210), (1149, 17953200), (1200, 17190189), (1350, 15280168), (1532, 13464900), (1800, 11460126), (1915, 10771920), (2160, 9550105), (2298, 8976600), (2700, 7640084), (3064, 6732450), (3447, 5984400), (3600, 5730063), (3830, 5385960), (4596, 4488300), (4987, 4136400), (5400, 3820042), (5745, 3590640), (6128, 3366225), (6894, 2992200), (7660, 2692980), (9192, 2244150), (9575, 2154384), (9974, 2068200), (10341, 1994800), (10800, 1910021), (11490, 1795320), (13788, 1496100), (14961, 1378800), (15320, 1346490), (17235, 1196880), (18384, 1122075), (19150, 1077192), (19948, 1034100), (20682, 997400), (22980, 897660), (24935, 827280), (27576, 748050), (28725, 718128), (29922, 689400), (30640, 673245), (34470, 598440), (38300, 538596), (39896, 517050), (41364, 498700), (44883, 459600), (45960, 448830), (49870, 413640), (51705, 398960), (55152, 374025), (57450, 359064), (59844, 344700), (68940, 299220), (74805, 275760), (76600, 269298), (79792, 258525), (82728, 249350), (86175, 239376), (89766, 229800), (91920, 224415), (99740, 206820), (103410, 199480), (114900, 179532), (119688, 172350), (124675, 165456), (134649, 153200), (137880, 149610)]