About the Number

20121974880

20121974879 ← → 20121974881

2進数表記:10010101111010111001111100001100000

漢数字表記:二百一億二千百九十七万四千八百八十

素因数分解:

2 5 × 3 1 × 5 1 × 7 1 × 97 1 × 107 1 × 577 1

素因数の和:806
約数の個数: 384
約数和(自身を含む): 73997908992
約数和(自身を除く): 53875934112

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, 70, 80, 84, 96, 97, 105, 107, 112, 120, 140, 160, 168, 194, 210, 214, 224, 240, 280, 291, 321, 336, 388, 420, 428, 480, 485, 535, 560, 577, 582, 642, 672, 679, 749, 776, 840, 856, 970, 1070, 1120, 1154, 1164, 1284, 1358, 1455, 1498, 1552, 1605, 1680, 1712, 1731, 1940, 2037, 2140, 2247, 2308, 2328, 2568, 2716, 2885, 2910, 2996, 3104, 3210, 3360, 3395, 3424, 3462, 3745, 3880, 4039, 4074, 4280, 4494, 4616, 4656, 5136, 5432, 5770, 5820, 5992, 6420, 6790, 6924, 7490, 7760, 8078, 8148, 8560, 8655, 8988, 9232, 9312, 10185, 10272, 10379, 10864, 11235, 11540, 11640, 11984, 12117, 12840, 13580, 13848, 14980, 15520, 16156, 16296, 17120, 17310, 17976, 18464, 20195, 20370, 20758, 21728, 22470, 23080, 23280, 23968, 24234, 25680, 27160, 27696, 29960, 31137, 32312, 32592, 34620, 35952, 40390, 40740, 41516, 44940, 46160, 46560, 48468, 51360, 51895, 54320, 55392, 55969, 59920, 60585, 61739, 62274, 64624, 65184, 69240, 71904, 72653, 80780, 81480, 83032, 89880, 92320, 96936, 103790, 108640, 111938, 119840, 121170, 123478, 124548, 129248, 138480, 145306, 155685, 161560, 162960, 166064, 167907, 179760, 185217, 193872, 207580, 217959, 223876, 242340, 246956, 249096, 276960, 279845, 290612, 308695, 311370, 323120, 325920, 332128, 335814, 359520, 363265, 370434, 387744, 391783, 415160, 432173, 435918, 447752, 484680, 493912, 498192, 559690, 581224, 617390, 622740, 646240, 671628, 726530, 740868, 783566, 830320, 839535, 864346, 871836, 895504, 926085, 969360, 987824, 996384, 1089795, 1119380, 1162448, 1175349, 1234780, 1245480, 1296519, 1343256, 1453060, 1481736, 1567132, 1660640, 1679070, 1728692, 1743672, 1791008, 1852170, 1938720, 1958915, 1975648, 2160865, 2179590, 2238760, 2324896, 2350698, 2469560, 2490960, 2593038, 2686512, 2906120, 2963472, 3134264, 3358140, 3457384, 3487344, 3704340, 3917830, 4321730, 4359180, 4477520, 4701396, 4939120, 4981920, 5186076, 5373024, 5812240, 5876745, 5926944, 5988683, 6268528, 6482595, 6716280, 6914768, 6974688, 7408680, 7835660, 8643460, 8718360, 8955040, 9402792, 9878240, 10372152, 11624480, 11753490, 11977366, 12537056, 12965190, 13432560, 13829536, 14817360, 15671320, 17286920, 17436720, 17966049, 18805584, 20744304, 23506980, 23954732, 25930380, 26865120, 29634720, 29943415, 31342640, 34573840, 34873440, 35932098, 37611168, 41488608, 41920781, 47013960, 47909464, 51860760, 59886830, 62685280, 69147680, 71864196, 83841562, 89830245, 94027920, 95818928, 103721520, 119773660, 125762343, 143728392, 167683124, 179660490, 188055840, 191637856, 207443040, 209603905, 239547320, 251524686, 287456784, 335366248, 359320980, 419207810, 479094640, 503049372, 574913568, 628811715, 670732496, 718641960, 838415620, 958189280, 1006098744, 1257623430, 1341464992, 1437283920, 1676831240, 2012197488, 2515246860, 2874567840, 3353662480, 4024394976, 5030493720, 6707324960, 10060987440, 20121974880]

約数ペア:
[(1, 20121974880), (2, 10060987440), (3, 6707324960), (4, 5030493720), (5, 4024394976), (6, 3353662480), (7, 2874567840), (8, 2515246860), (10, 2012197488), (12, 1676831240), (14, 1437283920), (15, 1341464992), (16, 1257623430), (20, 1006098744), (21, 958189280), (24, 838415620), (28, 718641960), (30, 670732496), (32, 628811715), (35, 574913568), (40, 503049372), (42, 479094640), (48, 419207810), (56, 359320980), (60, 335366248), (70, 287456784), (80, 251524686), (84, 239547320), (96, 209603905), (97, 207443040), (105, 191637856), (107, 188055840), (112, 179660490), (120, 167683124), (140, 143728392), (160, 125762343), (168, 119773660), (194, 103721520), (210, 95818928), (214, 94027920), (224, 89830245), (240, 83841562), (280, 71864196), (291, 69147680), (321, 62685280), (336, 59886830), (388, 51860760), (420, 47909464), (428, 47013960), (480, 41920781), (485, 41488608), (535, 37611168), (560, 35932098), (577, 34873440), (582, 34573840), (642, 31342640), (672, 29943415), (679, 29634720), (749, 26865120), (776, 25930380), (840, 23954732), (856, 23506980), (970, 20744304), (1070, 18805584), (1120, 17966049), (1154, 17436720), (1164, 17286920), (1284, 15671320), (1358, 14817360), (1455, 13829536), (1498, 13432560), (1552, 12965190), (1605, 12537056), (1680, 11977366), (1712, 11753490), (1731, 11624480), (1940, 10372152), (2037, 9878240), (2140, 9402792), (2247, 8955040), (2308, 8718360), (2328, 8643460), (2568, 7835660), (2716, 7408680), (2885, 6974688), (2910, 6914768), (2996, 6716280), (3104, 6482595), (3210, 6268528), (3360, 5988683), (3395, 5926944), (3424, 5876745), (3462, 5812240), (3745, 5373024), (3880, 5186076), (4039, 4981920), (4074, 4939120), (4280, 4701396), (4494, 4477520), (4616, 4359180), (4656, 4321730), (5136, 3917830), (5432, 3704340), (5770, 3487344), (5820, 3457384), (5992, 3358140), (6420, 3134264), (6790, 2963472), (6924, 2906120), (7490, 2686512), (7760, 2593038), (8078, 2490960), (8148, 2469560), (8560, 2350698), (8655, 2324896), (8988, 2238760), (9232, 2179590), (9312, 2160865), (10185, 1975648), (10272, 1958915), (10379, 1938720), (10864, 1852170), (11235, 1791008), (11540, 1743672), (11640, 1728692), (11984, 1679070), (12117, 1660640), (12840, 1567132), (13580, 1481736), (13848, 1453060), (14980, 1343256), (15520, 1296519), (16156, 1245480), (16296, 1234780), (17120, 1175349), (17310, 1162448), (17976, 1119380), (18464, 1089795), (20195, 996384), (20370, 987824), (20758, 969360), (21728, 926085), (22470, 895504), (23080, 871836), (23280, 864346), (23968, 839535), (24234, 830320), (25680, 783566), (27160, 740868), (27696, 726530), (29960, 671628), (31137, 646240), (32312, 622740), (32592, 617390), (34620, 581224), (35952, 559690), (40390, 498192), (40740, 493912), (41516, 484680), (44940, 447752), (46160, 435918), (46560, 432173), (48468, 415160), (51360, 391783), (51895, 387744), (54320, 370434), (55392, 363265), (55969, 359520), (59920, 335814), (60585, 332128), (61739, 325920), (62274, 323120), (64624, 311370), (65184, 308695), (69240, 290612), (71904, 279845), (72653, 276960), (80780, 249096), (81480, 246956), (83032, 242340), (89880, 223876), (92320, 217959), (96936, 207580), (103790, 193872), (108640, 185217), (111938, 179760), (119840, 167907), (121170, 166064), (123478, 162960), (124548, 161560), (129248, 155685), (138480, 145306)]

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