821567040

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{683}}^1$

素因数の和:889

約数の個数: 224

約数和(自身を含む): 3002158080

約数和(自身を除く): 2180591040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 179, 192, 210, 224, 240, 280, 320, 336, 358, 420, 448, 480, 537, 560, 672, 683, 716, 840, 895, 960, 1074, 1120, 1253, 1344, 1366, 1432, 1680, 1790, 2049, 2148, 2240, 2506, 2685, 2732, 2864, 3360, 3415, 3580, 3759, 4098, 4296, 4781, 5012, 5370, 5464, 5728, 6265, 6720, 6830, 7160, 7518, 8196, 8592, 9562, 10024, 10245, 10740, 10928, 11456, 12530, 13660, 14320, 14343, 15036, 16392, 17184, 18795, 19124, 20048, 20490, 21480, 21856, 23905, 25060, 27320, 28640, 28686, 30072, 32784, 34368, 37590, 38248, 40096, 40980, 42960, 43712, 47810, 50120, 54640, 57280, 57372, 60144, 65568, 71715, 75180, 76496, 80192, 81960, 85920, 95620, 100240, 109280, 114744, 120288, 122257, 131136, 143430, 150360, 152992, 163920, 171840, 191240, 200480, 218560, 229488, 240576, 244514, 286860, 300720, 305984, 327840, 366771, 382480, 400960, 458976, 489028, 573720, 601440, 611285, 655680, 733542, 764960, 855799, 917952, 978056, 1147440, 1202880, 1222570, 1467084, 1529920, 1711598, 1833855, 1956112, 2294880, 2445140, 2567397, 2934168, 3423196, 3667710, 3912224, 4278995, 4589760, 4890280, 5134794, 5868336, 6846392, 7335420, 7824448, 8557990, 9780560, 10269588, 11736672, 12836985, 13692784, 14670840, 17115980, 19561120, 20539176, 23473344, 25673970, 27385568, 29341680, 34231960, 39122240, 41078352, 51347940, 54771136, 58683360, 68463920, 82156704, 102695880, 117366720, 136927840, 164313408, 205391760, 273855680, 410783520, 821567040]

約数ペア:

[(1, 821567040), (2, 410783520), (3, 273855680), (4, 205391760), (5, 164313408), (6, 136927840), (7, 117366720), (8, 102695880), (10, 82156704), (12, 68463920), (14, 58683360), (15, 54771136), (16, 51347940), (20, 41078352), (21, 39122240), (24, 34231960), (28, 29341680), (30, 27385568), (32, 25673970), (35, 23473344), (40, 20539176), (42, 19561120), (48, 17115980), (56, 14670840), (60, 13692784), (64, 12836985), (70, 11736672), (80, 10269588), (84, 9780560), (96, 8557990), (105, 7824448), (112, 7335420), (120, 6846392), (140, 5868336), (160, 5134794), (168, 4890280), (179, 4589760), (192, 4278995), (210, 3912224), (224, 3667710), (240, 3423196), (280, 2934168), (320, 2567397), (336, 2445140), (358, 2294880), (420, 1956112), (448, 1833855), (480, 1711598), (537, 1529920), (560, 1467084), (672, 1222570), (683, 1202880), (716, 1147440), (840, 978056), (895, 917952), (960, 855799), (1074, 764960), (1120, 733542), (1253, 655680), (1344, 611285), (1366, 601440), (1432, 573720), (1680, 489028), (1790, 458976), (2049, 400960), (2148, 382480), (2240, 366771), (2506, 327840), (2685, 305984), (2732, 300720), (2864, 286860), (3360, 244514), (3415, 240576), (3580, 229488), (3759, 218560), (4098, 200480), (4296, 191240), (4781, 171840), (5012, 163920), (5370, 152992), (5464, 150360), (5728, 143430), (6265, 131136), (6720, 122257), (6830, 120288), (7160, 114744), (7518, 109280), (8196, 100240), (8592, 95620), (9562, 85920), (10024, 81960), (10245, 80192), (10740, 76496), (10928, 75180), (11456, 71715), (12530, 65568), (13660, 60144), (14320, 57372), (14343, 57280), (15036, 54640), (16392, 50120), (17184, 47810), (18795, 43712), (19124, 42960), (20048, 40980), (20490, 40096), (21480, 38248), (21856, 37590), (23905, 34368), (25060, 32784), (27320, 30072), (28640, 28686)]