278483520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1429}}^1$

素因数の和:1485

約数の個数: 224

約数和(自身を含む): 1046073600

約数和(自身を除く): 767590080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 105, 112, 116, 120, 140, 145, 160, 168, 174, 192, 203, 210, 224, 232, 240, 280, 290, 320, 336, 348, 406, 420, 435, 448, 464, 480, 560, 580, 609, 672, 696, 812, 840, 870, 928, 960, 1015, 1120, 1160, 1218, 1344, 1392, 1429, 1624, 1680, 1740, 1856, 2030, 2240, 2320, 2436, 2784, 2858, 3045, 3248, 3360, 3480, 4060, 4287, 4640, 4872, 5568, 5716, 6090, 6496, 6720, 6960, 7145, 8120, 8574, 9280, 9744, 10003, 11432, 12180, 12992, 13920, 14290, 16240, 17148, 19488, 20006, 21435, 22864, 24360, 27840, 28580, 30009, 32480, 34296, 38976, 40012, 41441, 42870, 45728, 48720, 50015, 57160, 60018, 64960, 68592, 80024, 82882, 85740, 91456, 97440, 100030, 114320, 120036, 124323, 137184, 150045, 160048, 165764, 171480, 194880, 200060, 207205, 228640, 240072, 248646, 274368, 290087, 300090, 320096, 331528, 342960, 400120, 414410, 457280, 480144, 497292, 580174, 600180, 621615, 640192, 663056, 685920, 800240, 828820, 870261, 960288, 994584, 1160348, 1200360, 1243230, 1326112, 1371840, 1450435, 1600480, 1657640, 1740522, 1920576, 1989168, 2320696, 2400720, 2486460, 2652224, 2900870, 3200960, 3315280, 3481044, 3978336, 4351305, 4641392, 4801440, 4972920, 5801740, 6630560, 6962088, 7956672, 8702610, 9282784, 9602880, 9945840, 11603480, 13261120, 13924176, 17405220, 18565568, 19891680, 23206960, 27848352, 34810440, 39783360, 46413920, 55696704, 69620880, 92827840, 139241760, 278483520]

約数ペア:

[(1, 278483520), (2, 139241760), (3, 92827840), (4, 69620880), (5, 55696704), (6, 46413920), (7, 39783360), (8, 34810440), (10, 27848352), (12, 23206960), (14, 19891680), (15, 18565568), (16, 17405220), (20, 13924176), (21, 13261120), (24, 11603480), (28, 9945840), (29, 9602880), (30, 9282784), (32, 8702610), (35, 7956672), (40, 6962088), (42, 6630560), (48, 5801740), (56, 4972920), (58, 4801440), (60, 4641392), (64, 4351305), (70, 3978336), (80, 3481044), (84, 3315280), (87, 3200960), (96, 2900870), (105, 2652224), (112, 2486460), (116, 2400720), (120, 2320696), (140, 1989168), (145, 1920576), (160, 1740522), (168, 1657640), (174, 1600480), (192, 1450435), (203, 1371840), (210, 1326112), (224, 1243230), (232, 1200360), (240, 1160348), (280, 994584), (290, 960288), (320, 870261), (336, 828820), (348, 800240), (406, 685920), (420, 663056), (435, 640192), (448, 621615), (464, 600180), (480, 580174), (560, 497292), (580, 480144), (609, 457280), (672, 414410), (696, 400120), (812, 342960), (840, 331528), (870, 320096), (928, 300090), (960, 290087), (1015, 274368), (1120, 248646), (1160, 240072), (1218, 228640), (1344, 207205), (1392, 200060), (1429, 194880), (1624, 171480), (1680, 165764), (1740, 160048), (1856, 150045), (2030, 137184), (2240, 124323), (2320, 120036), (2436, 114320), (2784, 100030), (2858, 97440), (3045, 91456), (3248, 85740), (3360, 82882), (3480, 80024), (4060, 68592), (4287, 64960), (4640, 60018), (4872, 57160), (5568, 50015), (5716, 48720), (6090, 45728), (6496, 42870), (6720, 41441), (6960, 40012), (7145, 38976), (8120, 34296), (8574, 32480), (9280, 30009), (9744, 28580), (10003, 27840), (11432, 24360), (12180, 22864), (12992, 21435), (13920, 20006), (14290, 19488), (16240, 17148)]