2816801280

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{683}}^1$

素因数の和:891

約数の個数: 240

約数和(自身を含む): 9824237280

約数和(自身を除く): 7007436000

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, 179, 180, 192, 240, 256, 288, 320, 358, 360, 384, 480, 512, 537, 576, 640, 683, 716, 720, 768, 895, 960, 1074, 1152, 1280, 1366, 1432, 1440, 1536, 1611, 1790, 1920, 2049, 2148, 2304, 2560, 2685, 2732, 2864, 2880, 3222, 3415, 3580, 3840, 4098, 4296, 4608, 5370, 5464, 5728, 5760, 6147, 6444, 6830, 7160, 7680, 8055, 8196, 8592, 10245, 10740, 10928, 11456, 11520, 12294, 12888, 13660, 14320, 16110, 16392, 17184, 20490, 21480, 21856, 22912, 23040, 24588, 25776, 27320, 28640, 30735, 32220, 32784, 34368, 40980, 42960, 43712, 45824, 49176, 51552, 54640, 57280, 61470, 64440, 65568, 68736, 81960, 85920, 87424, 91648, 98352, 103104, 109280, 114560, 122257, 122940, 128880, 131136, 137472, 163920, 171840, 174848, 196704, 206208, 218560, 229120, 244514, 245880, 257760, 262272, 274944, 327840, 343680, 349696, 366771, 393408, 412416, 437120, 458240, 489028, 491760, 515520, 524544, 611285, 655680, 687360, 733542, 786816, 824832, 874240, 978056, 983520, 1031040, 1049088, 1100313, 1222570, 1311360, 1374720, 1467084, 1573632, 1748480, 1833855, 1956112, 1967040, 2062080, 2200626, 2445140, 2622720, 2934168, 3147264, 3667710, 3912224, 3934080, 4124160, 4401252, 4890280, 5245440, 5501565, 5868336, 7335420, 7824448, 7868160, 8802504, 9780560, 11003130, 11736672, 14670840, 15648896, 15736320, 17605008, 19561120, 22006260, 23473344, 29341680, 31297792, 35210016, 39122240, 44012520, 46946688, 58683360, 62595584, 70420032, 78244480, 88025040, 93893376, 117366720, 140840064, 156488960, 176050080, 187786752, 234733440, 281680128, 312977920, 352100160, 469466880, 563360256, 704200320, 938933760, 1408400640, 2816801280]

約数ペア:

[(1, 2816801280), (2, 1408400640), (3, 938933760), (4, 704200320), (5, 563360256), (6, 469466880), (8, 352100160), (9, 312977920), (10, 281680128), (12, 234733440), (15, 187786752), (16, 176050080), (18, 156488960), (20, 140840064), (24, 117366720), (30, 93893376), (32, 88025040), (36, 78244480), (40, 70420032), (45, 62595584), (48, 58683360), (60, 46946688), (64, 44012520), (72, 39122240), (80, 35210016), (90, 31297792), (96, 29341680), (120, 23473344), (128, 22006260), (144, 19561120), (160, 17605008), (179, 15736320), (180, 15648896), (192, 14670840), (240, 11736672), (256, 11003130), (288, 9780560), (320, 8802504), (358, 7868160), (360, 7824448), (384, 7335420), (480, 5868336), (512, 5501565), (537, 5245440), (576, 4890280), (640, 4401252), (683, 4124160), (716, 3934080), (720, 3912224), (768, 3667710), (895, 3147264), (960, 2934168), (1074, 2622720), (1152, 2445140), (1280, 2200626), (1366, 2062080), (1432, 1967040), (1440, 1956112), (1536, 1833855), (1611, 1748480), (1790, 1573632), (1920, 1467084), (2049, 1374720), (2148, 1311360), (2304, 1222570), (2560, 1100313), (2685, 1049088), (2732, 1031040), (2864, 983520), (2880, 978056), (3222, 874240), (3415, 824832), (3580, 786816), (3840, 733542), (4098, 687360), (4296, 655680), (4608, 611285), (5370, 524544), (5464, 515520), (5728, 491760), (5760, 489028), (6147, 458240), (6444, 437120), (6830, 412416), (7160, 393408), (7680, 366771), (8055, 349696), (8196, 343680), (8592, 327840), (10245, 274944), (10740, 262272), (10928, 257760), (11456, 245880), (11520, 244514), (12294, 229120), (12888, 218560), (13660, 206208), (14320, 196704), (16110, 174848), (16392, 171840), (17184, 163920), (20490, 137472), (21480, 131136), (21856, 128880), (22912, 122940), (23040, 122257), (24588, 114560), (25776, 109280), (27320, 103104), (28640, 98352), (30735, 91648), (32220, 87424), (32784, 85920), (34368, 81960), (40980, 68736), (42960, 65568), (43712, 64440), (45824, 61470), (49176, 57280), (51552, 54640)]