279957600

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1039

約数の個数: 288

約数和(自身を含む): 1091492640

約数和(自身を除く): 811535040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 32, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 90, 96, 100, 104, 108, 117, 120, 130, 135, 144, 150, 156, 160, 180, 195, 200, 208, 216, 225, 234, 240, 260, 270, 288, 300, 312, 325, 351, 360, 390, 400, 416, 432, 450, 468, 480, 520, 540, 585, 600, 624, 650, 675, 702, 720, 780, 800, 864, 900, 936, 975, 997, 1040, 1080, 1170, 1200, 1248, 1300, 1350, 1404, 1440, 1560, 1755, 1800, 1872, 1950, 1994, 2080, 2160, 2340, 2400, 2600, 2700, 2808, 2925, 2991, 3120, 3510, 3600, 3744, 3900, 3988, 4320, 4680, 4985, 5200, 5400, 5616, 5850, 5982, 6240, 7020, 7200, 7800, 7976, 8775, 8973, 9360, 9970, 10400, 10800, 11232, 11700, 11964, 12961, 14040, 14955, 15600, 15952, 17550, 17946, 18720, 19940, 21600, 23400, 23928, 24925, 25922, 26919, 28080, 29910, 31200, 31904, 35100, 35892, 38883, 39880, 44865, 46800, 47856, 49850, 51844, 53838, 56160, 59820, 64805, 70200, 71784, 74775, 77766, 79760, 89730, 93600, 95712, 99700, 103688, 107676, 116649, 119640, 129610, 134595, 140400, 143568, 149550, 155532, 159520, 179460, 194415, 199400, 207376, 215352, 224325, 233298, 239280, 259220, 269190, 280800, 287136, 299100, 311064, 324025, 349947, 358920, 388830, 398800, 414752, 430704, 448650, 466596, 478560, 518440, 538380, 583245, 598200, 622128, 648050, 672975, 699894, 717840, 777660, 797600, 861408, 897300, 933192, 972075, 1036880, 1076760, 1166490, 1196400, 1244256, 1296100, 1345950, 1399788, 1435680, 1555320, 1749735, 1794600, 1866384, 1944150, 2073760, 2153520, 2332980, 2392800, 2592200, 2691900, 2799576, 2916225, 3110640, 3499470, 3589200, 3732768, 3888300, 4307040, 4665960, 5184400, 5383800, 5599152, 5832450, 6221280, 6998940, 7178400, 7776600, 8748675, 9331920, 10368800, 10767600, 11198304, 11664900, 13997880, 15553200, 17497350, 18663840, 21535200, 23329800, 27995760, 31106400, 34994700, 46659600, 55991520, 69989400, 93319200, 139978800, 279957600]

約数ペア:

[(1, 279957600), (2, 139978800), (3, 93319200), (4, 69989400), (5, 55991520), (6, 46659600), (8, 34994700), (9, 31106400), (10, 27995760), (12, 23329800), (13, 21535200), (15, 18663840), (16, 17497350), (18, 15553200), (20, 13997880), (24, 11664900), (25, 11198304), (26, 10767600), (27, 10368800), (30, 9331920), (32, 8748675), (36, 7776600), (39, 7178400), (40, 6998940), (45, 6221280), (48, 5832450), (50, 5599152), (52, 5383800), (54, 5184400), (60, 4665960), (65, 4307040), (72, 3888300), (75, 3732768), (78, 3589200), (80, 3499470), (90, 3110640), (96, 2916225), (100, 2799576), (104, 2691900), (108, 2592200), (117, 2392800), (120, 2332980), (130, 2153520), (135, 2073760), (144, 1944150), (150, 1866384), (156, 1794600), (160, 1749735), (180, 1555320), (195, 1435680), (200, 1399788), (208, 1345950), (216, 1296100), (225, 1244256), (234, 1196400), (240, 1166490), (260, 1076760), (270, 1036880), (288, 972075), (300, 933192), (312, 897300), (325, 861408), (351, 797600), (360, 777660), (390, 717840), (400, 699894), (416, 672975), (432, 648050), (450, 622128), (468, 598200), (480, 583245), (520, 538380), (540, 518440), (585, 478560), (600, 466596), (624, 448650), (650, 430704), (675, 414752), (702, 398800), (720, 388830), (780, 358920), (800, 349947), (864, 324025), (900, 311064), (936, 299100), (975, 287136), (997, 280800), (1040, 269190), (1080, 259220), (1170, 239280), (1200, 233298), (1248, 224325), (1300, 215352), (1350, 207376), (1404, 199400), (1440, 194415), (1560, 179460), (1755, 159520), (1800, 155532), (1872, 149550), (1950, 143568), (1994, 140400), (2080, 134595), (2160, 129610), (2340, 119640), (2400, 116649), (2600, 107676), (2700, 103688), (2808, 99700), (2925, 95712), (2991, 93600), (3120, 89730), (3510, 79760), (3600, 77766), (3744, 74775), (3900, 71784), (3988, 70200), (4320, 64805), (4680, 59820), (4985, 56160), (5200, 53838), (5400, 51844), (5616, 49850), (5850, 47856), (5982, 46800), (6240, 44865), (7020, 39880), (7200, 38883), (7800, 35892), (7976, 35100), (8775, 31904), (8973, 31200), (9360, 29910), (9970, 28080), (10400, 26919), (10800, 25922), (11232, 24925), (11700, 23928), (11964, 23400), (12961, 21600), (14040, 19940), (14955, 18720), (15600, 17946), (15952, 17550)]