About the Number

2807868240

2807868239 ← → 2807868241

2進数表記:10100111010111001010101101010000

漢数字表記:二十八億七百八十六万八千二百四十

素因数分解:

2 4 × 3 4 × 5 1 × 17 1 × 71 1 × 359 1

素因数の和:472
約数の個数: 400
約数和(自身を含む): 10500399360
約数和(自身を除く): 7692531120

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 71, 72, 80, 81, 85, 90, 102, 108, 120, 135, 136, 142, 144, 153, 162, 170, 180, 204, 213, 216, 240, 255, 270, 272, 284, 306, 324, 340, 355, 359, 360, 405, 408, 426, 432, 459, 510, 540, 568, 612, 639, 648, 680, 710, 718, 720, 765, 810, 816, 852, 918, 1020, 1065, 1077, 1080, 1136, 1207, 1224, 1278, 1296, 1360, 1377, 1420, 1436, 1530, 1620, 1704, 1795, 1836, 1917, 2040, 2130, 2154, 2160, 2295, 2414, 2448, 2556, 2754, 2840, 2872, 3060, 3195, 3231, 3240, 3408, 3590, 3621, 3672, 3834, 4080, 4260, 4308, 4590, 4828, 5112, 5385, 5508, 5680, 5744, 5751, 6035, 6103, 6120, 6390, 6462, 6480, 6885, 7180, 7242, 7344, 7668, 8520, 8616, 9180, 9585, 9656, 9693, 10224, 10770, 10863, 11016, 11502, 12070, 12206, 12240, 12780, 12924, 13770, 14360, 14484, 15336, 16155, 17040, 17232, 18105, 18309, 18360, 19170, 19312, 19386, 21540, 21726, 22032, 23004, 24140, 24412, 25489, 25560, 25848, 27540, 28720, 28755, 28968, 29079, 30515, 30672, 32310, 32589, 36210, 36618, 36720, 38340, 38772, 43080, 43452, 46008, 48280, 48465, 48824, 50978, 51120, 51696, 54315, 54927, 55080, 57510, 57936, 58158, 61030, 64620, 65178, 72420, 73236, 76467, 76680, 77544, 86160, 86904, 91545, 92016, 96560, 96930, 97648, 97767, 101956, 108630, 109854, 110160, 115020, 116316, 122060, 127445, 129240, 130356, 144840, 145395, 146472, 152934, 153360, 155088, 162945, 164781, 173808, 183090, 193860, 195534, 203912, 217260, 219708, 229401, 230040, 232632, 244120, 254890, 258480, 260712, 274635, 289680, 290790, 292944, 305868, 325890, 329562, 366180, 382335, 387720, 391068, 407824, 433313, 434520, 439416, 458802, 460080, 465264, 488240, 488835, 494343, 509780, 521424, 549270, 581580, 611736, 651780, 659124, 688203, 732360, 764670, 775440, 782136, 823905, 866626, 869040, 878832, 917604, 977670, 988686, 1019560, 1098540, 1147005, 1163160, 1223472, 1299939, 1303560, 1318248, 1376406, 1464720, 1529340, 1564272, 1647810, 1733252, 1835208, 1955340, 1977372, 2039120, 2064609, 2166565, 2197080, 2294010, 2326320, 2471715, 2599878, 2607120, 2636496, 2752812, 3058680, 3295620, 3441015, 3466504, 3670416, 3899817, 3910680, 3954744, 4129218, 4333130, 4394160, 4588020, 4943430, 5199756, 5505624, 6117360, 6499695, 6591240, 6882030, 6933008, 7799634, 7821360, 7909488, 8258436, 8666260, 9176040, 9886860, 10323045, 10399512, 11011248, 11699451, 12999390, 13182480, 13764060, 15599268, 16516872, 17332520, 18352080, 19499085, 19773720, 20646090, 20799024, 23398902, 25998780, 27528120, 31198536, 33033744, 34665040, 35098353, 38998170, 39547440, 41292180, 46797804, 51997560, 55056240, 58497255, 62397072, 70196706, 77996340, 82584360, 93595608, 103995120, 116994510, 140393412, 155992680, 165168720, 175491765, 187191216, 233989020, 280786824, 311985360, 350983530, 467978040, 561573648, 701967060, 935956080, 1403934120, 2807868240]

約数ペア:
[(1, 2807868240), (2, 1403934120), (3, 935956080), (4, 701967060), (5, 561573648), (6, 467978040), (8, 350983530), (9, 311985360), (10, 280786824), (12, 233989020), (15, 187191216), (16, 175491765), (17, 165168720), (18, 155992680), (20, 140393412), (24, 116994510), (27, 103995120), (30, 93595608), (34, 82584360), (36, 77996340), (40, 70196706), (45, 62397072), (48, 58497255), (51, 55056240), (54, 51997560), (60, 46797804), (68, 41292180), (71, 39547440), (72, 38998170), (80, 35098353), (81, 34665040), (85, 33033744), (90, 31198536), (102, 27528120), (108, 25998780), (120, 23398902), (135, 20799024), (136, 20646090), (142, 19773720), (144, 19499085), (153, 18352080), (162, 17332520), (170, 16516872), (180, 15599268), (204, 13764060), (213, 13182480), (216, 12999390), (240, 11699451), (255, 11011248), (270, 10399512), (272, 10323045), (284, 9886860), (306, 9176040), (324, 8666260), (340, 8258436), (355, 7909488), (359, 7821360), (360, 7799634), (405, 6933008), (408, 6882030), (426, 6591240), (432, 6499695), (459, 6117360), (510, 5505624), (540, 5199756), (568, 4943430), (612, 4588020), (639, 4394160), (648, 4333130), (680, 4129218), (710, 3954744), (718, 3910680), (720, 3899817), (765, 3670416), (810, 3466504), (816, 3441015), (852, 3295620), (918, 3058680), (1020, 2752812), (1065, 2636496), (1077, 2607120), (1080, 2599878), (1136, 2471715), (1207, 2326320), (1224, 2294010), (1278, 2197080), (1296, 2166565), (1360, 2064609), (1377, 2039120), (1420, 1977372), (1436, 1955340), (1530, 1835208), (1620, 1733252), (1704, 1647810), (1795, 1564272), (1836, 1529340), (1917, 1464720), (2040, 1376406), (2130, 1318248), (2154, 1303560), (2160, 1299939), (2295, 1223472), (2414, 1163160), (2448, 1147005), (2556, 1098540), (2754, 1019560), (2840, 988686), (2872, 977670), (3060, 917604), (3195, 878832), (3231, 869040), (3240, 866626), (3408, 823905), (3590, 782136), (3621, 775440), (3672, 764670), (3834, 732360), (4080, 688203), (4260, 659124), (4308, 651780), (4590, 611736), (4828, 581580), (5112, 549270), (5385, 521424), (5508, 509780), (5680, 494343), (5744, 488835), (5751, 488240), (6035, 465264), (6103, 460080), (6120, 458802), (6390, 439416), (6462, 434520), (6480, 433313), (6885, 407824), (7180, 391068), (7242, 387720), (7344, 382335), (7668, 366180), (8520, 329562), (8616, 325890), (9180, 305868), (9585, 292944), (9656, 290790), (9693, 289680), (10224, 274635), (10770, 260712), (10863, 258480), (11016, 254890), (11502, 244120), (12070, 232632), (12206, 230040), (12240, 229401), (12780, 219708), (12924, 217260), (13770, 203912), (14360, 195534), (14484, 193860), (15336, 183090), (16155, 173808), (17040, 164781), (17232, 162945), (18105, 155088), (18309, 153360), (18360, 152934), (19170, 146472), (19312, 145395), (19386, 144840), (21540, 130356), (21726, 129240), (22032, 127445), (23004, 122060), (24140, 116316), (24412, 115020), (25489, 110160), (25560, 109854), (25848, 108630), (27540, 101956), (28720, 97767), (28755, 97648), (28968, 96930), (29079, 96560), (30515, 92016), (30672, 91545), (32310, 86904), (32589, 86160), (36210, 77544), (36618, 76680), (36720, 76467), (38340, 73236), (38772, 72420), (43080, 65178), (43452, 64620), (46008, 61030), (48280, 58158), (48465, 57936), (48824, 57510), (50978, 55080), (51120, 54927), (51696, 54315)]

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