21451255920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{541}}^1$

素因数の和:806

約数の個数: 400

約数和(自身を含む): 77580882720

約数和(自身を除く): 56129626800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 72, 80, 81, 87, 90, 108, 116, 120, 135, 144, 145, 162, 174, 180, 211, 216, 232, 240, 261, 270, 290, 324, 348, 360, 405, 422, 432, 435, 464, 522, 540, 541, 580, 633, 648, 696, 720, 783, 810, 844, 870, 1044, 1055, 1080, 1082, 1160, 1266, 1296, 1305, 1392, 1566, 1620, 1623, 1688, 1740, 1899, 2088, 2110, 2160, 2164, 2320, 2349, 2532, 2610, 2705, 3132, 3165, 3240, 3246, 3376, 3480, 3798, 3915, 4176, 4220, 4328, 4698, 4869, 5064, 5220, 5410, 5697, 6119, 6264, 6330, 6480, 6492, 6960, 7596, 7830, 8115, 8440, 8656, 9396, 9495, 9738, 10128, 10440, 10820, 11394, 11745, 12238, 12528, 12660, 12984, 14607, 15192, 15660, 15689, 16230, 16880, 17091, 18357, 18792, 18990, 19476, 20880, 21640, 22788, 23490, 24345, 24476, 25320, 25968, 28485, 29214, 30384, 30595, 31320, 31378, 32460, 34182, 36714, 37584, 37980, 38952, 43280, 43821, 45576, 46980, 47067, 48690, 48952, 50640, 55071, 56970, 58428, 61190, 62640, 62756, 64920, 68364, 73035, 73428, 75960, 77904, 78445, 85455, 87642, 91152, 91785, 93960, 94134, 97380, 97904, 110142, 113940, 114151, 116856, 122380, 125512, 129840, 136728, 141201, 146070, 146856, 151920, 156890, 165213, 170910, 175284, 183570, 187920, 188268, 194760, 219105, 220284, 227880, 228302, 233712, 235335, 244760, 251024, 273456, 275355, 282402, 292140, 293712, 313780, 330426, 341820, 342453, 350568, 367140, 376536, 389520, 423603, 438210, 440568, 455760, 456604, 470670, 489520, 495639, 550710, 564804, 570755, 584280, 627560, 660852, 683640, 684906, 701136, 706005, 734280, 753072, 826065, 847206, 876420, 881136, 913208, 941340, 991278, 1027359, 1101420, 1129608, 1141510, 1168560, 1255120, 1270809, 1321704, 1367280, 1369812, 1412010, 1468560, 1652130, 1694412, 1712265, 1752840, 1826416, 1882680, 1982556, 2054718, 2118015, 2202840, 2259216, 2283020, 2478195, 2541618, 2643408, 2739624, 2824020, 3082077, 3304260, 3310379, 3388824, 3424530, 3505680, 3765360, 3965112, 4109436, 4236030, 4405680, 4566040, 4956390, 5083236, 5136795, 5479248, 5648040, 6164154, 6354045, 6608520, 6620758, 6777648, 6849060, 7930224, 8218872, 8472060, 9132080, 9246231, 9912780, 9931137, 10166472, 10273590, 11296080, 12328308, 12708090, 13217040, 13241516, 13698120, 15410385, 16437744, 16551895, 16944120, 18492462, 19825560, 19862274, 20332944, 20547180, 24656616, 25416180, 26483032, 27396240, 29793411, 30820770, 33103790, 33888240, 36984924, 39651120, 39724548, 41094360, 46231155, 49313232, 49655685, 50832360, 52966064, 59586822, 61641540, 66207580, 73969848, 79449096, 82188720, 89380233, 92462310, 99311370, 101664720, 119173644, 123283080, 132415160, 147939696, 148967055, 158898192, 178760466, 184924620, 198622740, 238347288, 246566160, 264830320, 268140699, 297934110, 357520932, 369849240, 397245480, 446901165, 476694576, 536281398, 595868220, 715041864, 739698480, 794490960, 893802330, 1072562796, 1191736440, 1340703495, 1430083728, 1787604660, 2145125592, 2383472880, 2681406990, 3575209320, 4290251184, 5362813980, 7150418640, 10725627960, 21451255920]

約数ペア:

[(1, 21451255920), (2, 10725627960), (3, 7150418640), (4, 5362813980), (5, 4290251184), (6, 3575209320), (8, 2681406990), (9, 2383472880), (10, 2145125592), (12, 1787604660), (15, 1430083728), (16, 1340703495), (18, 1191736440), (20, 1072562796), (24, 893802330), (27, 794490960), (29, 739698480), (30, 715041864), (36, 595868220), (40, 536281398), (45, 476694576), (48, 446901165), (54, 397245480), (58, 369849240), (60, 357520932), (72, 297934110), (80, 268140699), (81, 264830320), (87, 246566160), (90, 238347288), (108, 198622740), (116, 184924620), (120, 178760466), (135, 158898192), (144, 148967055), (145, 147939696), (162, 132415160), (174, 123283080), (180, 119173644), (211, 101664720), (216, 99311370), (232, 92462310), (240, 89380233), (261, 82188720), (270, 79449096), (290, 73969848), (324, 66207580), (348, 61641540), (360, 59586822), (405, 52966064), (422, 50832360), (432, 49655685), (435, 49313232), (464, 46231155), (522, 41094360), (540, 39724548), (541, 39651120), (580, 36984924), (633, 33888240), (648, 33103790), (696, 30820770), (720, 29793411), (783, 27396240), (810, 26483032), (844, 25416180), (870, 24656616), (1044, 20547180), (1055, 20332944), (1080, 19862274), (1082, 19825560), (1160, 18492462), (1266, 16944120), (1296, 16551895), (1305, 16437744), (1392, 15410385), (1566, 13698120), (1620, 13241516), (1623, 13217040), (1688, 12708090), (1740, 12328308), (1899, 11296080), (2088, 10273590), (2110, 10166472), (2160, 9931137), (2164, 9912780), (2320, 9246231), (2349, 9132080), (2532, 8472060), (2610, 8218872), (2705, 7930224), (3132, 6849060), (3165, 6777648), (3240, 6620758), (3246, 6608520), (3376, 6354045), (3480, 6164154), (3798, 5648040), (3915, 5479248), (4176, 5136795), (4220, 5083236), (4328, 4956390), (4698, 4566040), (4869, 4405680), (5064, 4236030), (5220, 4109436), (5410, 3965112), (5697, 3765360), (6119, 3505680), (6264, 3424530), (6330, 3388824), (6480, 3310379), (6492, 3304260), (6960, 3082077), (7596, 2824020), (7830, 2739624), (8115, 2643408), (8440, 2541618), (8656, 2478195), (9396, 2283020), (9495, 2259216), (9738, 2202840), (10128, 2118015), (10440, 2054718), (10820, 1982556), (11394, 1882680), (11745, 1826416), (12238, 1752840), (12528, 1712265), (12660, 1694412), (12984, 1652130), (14607, 1468560), (15192, 1412010), (15660, 1369812), (15689, 1367280), (16230, 1321704), (16880, 1270809), (17091, 1255120), (18357, 1168560), (18792, 1141510), (18990, 1129608), (19476, 1101420), (20880, 1027359), (21640, 991278), (22788, 941340), (23490, 913208), (24345, 881136), (24476, 876420), (25320, 847206), (25968, 826065), (28485, 753072), (29214, 734280), (30384, 706005), (30595, 701136), (31320, 684906), (31378, 683640), (32460, 660852), (34182, 627560), (36714, 584280), (37584, 570755), (37980, 564804), (38952, 550710), (43280, 495639), (43821, 489520), (45576, 470670), (46980, 456604), (47067, 455760), (48690, 440568), (48952, 438210), (50640, 423603), (55071, 389520), (56970, 376536), (58428, 367140), (61190, 350568), (62640, 342453), (62756, 341820), (64920, 330426), (68364, 313780), (73035, 293712), (73428, 292140), (75960, 282402), (77904, 275355), (78445, 273456), (85455, 251024), (87642, 244760), (91152, 235335), (91785, 233712), (93960, 228302), (94134, 227880), (97380, 220284), (97904, 219105), (110142, 194760), (113940, 188268), (114151, 187920), (116856, 183570), (122380, 175284), (125512, 170910), (129840, 165213), (136728, 156890), (141201, 151920), (146070, 146856)]