About the Number

12780974880

12780974879 ← → 12780974881

2進数表記:1011111001110011100011001100100000

漢数字表記:百二十七億八千九十七万四千八百八十

素因数分解:

2 5 × 3 3 × 5 1 × 23 1 × 307 1 × 419 1

素因数の和:773
約数の個数: 384
約数和(自身を含む): 46942156800
約数和(自身を除く): 34161181920

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 207, 216, 230, 240, 270, 276, 288, 307, 345, 360, 368, 414, 419, 432, 460, 480, 540, 552, 614, 621, 690, 720, 736, 828, 838, 864, 920, 921, 1035, 1080, 1104, 1228, 1242, 1257, 1380, 1440, 1535, 1656, 1676, 1840, 1842, 2070, 2095, 2160, 2208, 2456, 2484, 2514, 2760, 2763, 3070, 3105, 3312, 3352, 3680, 3684, 3771, 4140, 4190, 4320, 4605, 4912, 4968, 5028, 5520, 5526, 6140, 6210, 6285, 6624, 6704, 7061, 7368, 7542, 8280, 8289, 8380, 9210, 9637, 9824, 9936, 10056, 11040, 11052, 11313, 12280, 12420, 12570, 13408, 13815, 14122, 14736, 15084, 16560, 16578, 16760, 18420, 18855, 19274, 19872, 20112, 21183, 22104, 22626, 24560, 24840, 25140, 27630, 28244, 28911, 29472, 30168, 33120, 33156, 33520, 35305, 36840, 37710, 38548, 40224, 41445, 42366, 44208, 45252, 48185, 49120, 49680, 50280, 55260, 56488, 56565, 57822, 60336, 63549, 66312, 67040, 70610, 73680, 75420, 77096, 82890, 84732, 86733, 88416, 90504, 96370, 99360, 100560, 105915, 110520, 112976, 113130, 115644, 120672, 127098, 128633, 132624, 141220, 144555, 147360, 150840, 154192, 165780, 169464, 173466, 181008, 190647, 192740, 201120, 211830, 221040, 225952, 226260, 231288, 254196, 257266, 260199, 265248, 282440, 289110, 301680, 308384, 317745, 331560, 338928, 346932, 362016, 381294, 385480, 385899, 423660, 433665, 442080, 452520, 462576, 508392, 514532, 520398, 564880, 578220, 603360, 635490, 643165, 663120, 677856, 693864, 762588, 770960, 771798, 847320, 867330, 905040, 925152, 953235, 1016784, 1029064, 1040796, 1129760, 1156440, 1157697, 1270980, 1286330, 1300995, 1326240, 1387728, 1525176, 1541920, 1543596, 1694640, 1734660, 1810080, 1906470, 1929495, 2033568, 2058128, 2081592, 2312880, 2315394, 2541960, 2572660, 2601990, 2775456, 2958559, 3050352, 3087192, 3389280, 3469320, 3473091, 3812940, 3858990, 4116256, 4163184, 4625760, 4630788, 5083920, 5145320, 5203980, 5788485, 5917118, 6100704, 6174384, 6938640, 6946182, 7625880, 7717980, 8326368, 8875677, 9261576, 10167840, 10290640, 10407960, 11576970, 11834236, 12348768, 13877280, 13892364, 14792795, 15251760, 15435960, 17365455, 17751354, 18523152, 20581280, 20815920, 23153940, 23668472, 26627031, 27784728, 29585590, 30503520, 30871920, 34730910, 35502708, 37046304, 41631840, 44378385, 46307880, 47336944, 53254062, 55569456, 59171180, 61743840, 69461820, 71005416, 79881093, 88756770, 92615760, 94673888, 106508124, 111138912, 118342360, 133135155, 138923640, 142010832, 159762186, 177513540, 185231520, 213016248, 236684720, 266270310, 277847280, 284021664, 319524372, 355027080, 399405465, 426032496, 473369440, 532540620, 555694560, 639048744, 710054160, 798810930, 852064992, 1065081240, 1278097488, 1420108320, 1597621860, 2130162480, 2556194976, 3195243720, 4260324960, 6390487440, 12780974880]

約数ペア:
[(1, 12780974880), (2, 6390487440), (3, 4260324960), (4, 3195243720), (5, 2556194976), (6, 2130162480), (8, 1597621860), (9, 1420108320), (10, 1278097488), (12, 1065081240), (15, 852064992), (16, 798810930), (18, 710054160), (20, 639048744), (23, 555694560), (24, 532540620), (27, 473369440), (30, 426032496), (32, 399405465), (36, 355027080), (40, 319524372), (45, 284021664), (46, 277847280), (48, 266270310), (54, 236684720), (60, 213016248), (69, 185231520), (72, 177513540), (80, 159762186), (90, 142010832), (92, 138923640), (96, 133135155), (108, 118342360), (115, 111138912), (120, 106508124), (135, 94673888), (138, 92615760), (144, 88756770), (160, 79881093), (180, 71005416), (184, 69461820), (207, 61743840), (216, 59171180), (230, 55569456), (240, 53254062), (270, 47336944), (276, 46307880), (288, 44378385), (307, 41631840), (345, 37046304), (360, 35502708), (368, 34730910), (414, 30871920), (419, 30503520), (432, 29585590), (460, 27784728), (480, 26627031), (540, 23668472), (552, 23153940), (614, 20815920), (621, 20581280), (690, 18523152), (720, 17751354), (736, 17365455), (828, 15435960), (838, 15251760), (864, 14792795), (920, 13892364), (921, 13877280), (1035, 12348768), (1080, 11834236), (1104, 11576970), (1228, 10407960), (1242, 10290640), (1257, 10167840), (1380, 9261576), (1440, 8875677), (1535, 8326368), (1656, 7717980), (1676, 7625880), (1840, 6946182), (1842, 6938640), (2070, 6174384), (2095, 6100704), (2160, 5917118), (2208, 5788485), (2456, 5203980), (2484, 5145320), (2514, 5083920), (2760, 4630788), (2763, 4625760), (3070, 4163184), (3105, 4116256), (3312, 3858990), (3352, 3812940), (3680, 3473091), (3684, 3469320), (3771, 3389280), (4140, 3087192), (4190, 3050352), (4320, 2958559), (4605, 2775456), (4912, 2601990), (4968, 2572660), (5028, 2541960), (5520, 2315394), (5526, 2312880), (6140, 2081592), (6210, 2058128), (6285, 2033568), (6624, 1929495), (6704, 1906470), (7061, 1810080), (7368, 1734660), (7542, 1694640), (8280, 1543596), (8289, 1541920), (8380, 1525176), (9210, 1387728), (9637, 1326240), (9824, 1300995), (9936, 1286330), (10056, 1270980), (11040, 1157697), (11052, 1156440), (11313, 1129760), (12280, 1040796), (12420, 1029064), (12570, 1016784), (13408, 953235), (13815, 925152), (14122, 905040), (14736, 867330), (15084, 847320), (16560, 771798), (16578, 770960), (16760, 762588), (18420, 693864), (18855, 677856), (19274, 663120), (19872, 643165), (20112, 635490), (21183, 603360), (22104, 578220), (22626, 564880), (24560, 520398), (24840, 514532), (25140, 508392), (27630, 462576), (28244, 452520), (28911, 442080), (29472, 433665), (30168, 423660), (33120, 385899), (33156, 385480), (33520, 381294), (35305, 362016), (36840, 346932), (37710, 338928), (38548, 331560), (40224, 317745), (41445, 308384), (42366, 301680), (44208, 289110), (45252, 282440), (48185, 265248), (49120, 260199), (49680, 257266), (50280, 254196), (55260, 231288), (56488, 226260), (56565, 225952), (57822, 221040), (60336, 211830), (63549, 201120), (66312, 192740), (67040, 190647), (70610, 181008), (73680, 173466), (75420, 169464), (77096, 165780), (82890, 154192), (84732, 150840), (86733, 147360), (88416, 144555), (90504, 141220), (96370, 132624), (99360, 128633), (100560, 127098), (105915, 120672), (110520, 115644), (112976, 113130)]

このpageの処理時間: 0.13274788856506348 seconds