About the Number

81080565720

81080565719 ← → 81080565721

2進数表記:1001011100000110001110011111111011000

漢数字表記:八百十億八千五十六万五千七百二十

素因数分解:

2 3 × 3 1 × 5 1 × 7 1 × 11 2 × 31 1 × 25733 1

素因数の和:25807
約数の個数: 384
約数和(自身を含む): 315428843520
約数和(自身を除く): 234348277800

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 31, 33, 35, 40, 42, 44, 55, 56, 60, 62, 66, 70, 77, 84, 88, 93, 105, 110, 120, 121, 124, 132, 140, 154, 155, 165, 168, 186, 210, 217, 220, 231, 242, 248, 264, 280, 308, 310, 330, 341, 363, 372, 385, 420, 434, 440, 462, 465, 484, 605, 616, 620, 651, 660, 682, 726, 744, 770, 840, 847, 868, 924, 930, 968, 1023, 1085, 1155, 1210, 1240, 1302, 1320, 1364, 1452, 1540, 1694, 1705, 1736, 1815, 1848, 1860, 2046, 2170, 2310, 2387, 2420, 2541, 2604, 2728, 2904, 3080, 3255, 3388, 3410, 3630, 3720, 3751, 4092, 4235, 4340, 4620, 4774, 4840, 5082, 5115, 5208, 6510, 6776, 6820, 7161, 7260, 7502, 8184, 8470, 8680, 9240, 9548, 10164, 10230, 11253, 11935, 12705, 13020, 13640, 14322, 14520, 15004, 16940, 18755, 19096, 20328, 20460, 22506, 23870, 25410, 25733, 26040, 26257, 28644, 30008, 33880, 35805, 37510, 40920, 45012, 47740, 50820, 51466, 52514, 56265, 57288, 71610, 75020, 77199, 78771, 90024, 95480, 101640, 102932, 105028, 112530, 128665, 131285, 143220, 150040, 154398, 157542, 180131, 205864, 210056, 225060, 257330, 262570, 283063, 286440, 308796, 315084, 360262, 385995, 393855, 450120, 514660, 525140, 540393, 566126, 617592, 630168, 720524, 771990, 787710, 797723, 849189, 900655, 1029320, 1050280, 1080786, 1132252, 1415315, 1441048, 1543980, 1575420, 1595446, 1698378, 1801310, 1981441, 2161572, 2264504, 2393169, 2701965, 2830630, 3087960, 3113693, 3150840, 3190892, 3396756, 3602620, 3962882, 3988615, 4245945, 4323144, 4786338, 5403930, 5584061, 5661260, 5944323, 6227386, 6381784, 6793512, 7205240, 7925764, 7977230, 8491890, 8774953, 9341079, 9572676, 9907205, 10807860, 11168122, 11322520, 11888646, 11965845, 12454772, 15568465, 15851528, 15954460, 16752183, 16983780, 17549906, 18682158, 19145352, 19814410, 21615720, 21795851, 22336244, 23777292, 23931690, 24909544, 26324859, 27920305, 29721615, 31136930, 31908920, 33504366, 33967560, 35099812, 37364316, 39628820, 43591702, 43874765, 44672488, 46705395, 47554584, 47863380, 52649718, 55840610, 59443230, 61424671, 62273860, 65387553, 67008732, 70199624, 74728632, 79257640, 83760915, 87183404, 87749530, 93410790, 95726760, 96524483, 105299436, 108979255, 111681220, 118886460, 122849342, 124547720, 130775106, 131624295, 134017464, 167521830, 174366808, 175499060, 184274013, 186821580, 193048966, 210598872, 217958510, 223362440, 237772920, 245698684, 261550212, 263248590, 289573449, 307123355, 326937765, 335043660, 350998120, 368548026, 373643160, 386097932, 435917020, 482622415, 491397368, 523100424, 526497180, 579146898, 614246710, 653875530, 670087320, 675671381, 737096052, 772195864, 871834040, 921370065, 965244830, 1052994360, 1158293796, 1228493420, 1307751060, 1351342762, 1447867245, 1474192104, 1842740130, 1930489660, 2027014143, 2316587592, 2456986840, 2615502120, 2702685524, 2895734490, 3378356905, 3685480260, 3860979320, 4054028286, 5405371048, 5791468980, 6756713810, 7370960520, 8108056572, 10135070715, 11582937960, 13513427620, 16216113144, 20270141430, 27026855240, 40540282860, 81080565720]

約数ペア:
[(1, 81080565720), (2, 40540282860), (3, 27026855240), (4, 20270141430), (5, 16216113144), (6, 13513427620), (7, 11582937960), (8, 10135070715), (10, 8108056572), (11, 7370960520), (12, 6756713810), (14, 5791468980), (15, 5405371048), (20, 4054028286), (21, 3860979320), (22, 3685480260), (24, 3378356905), (28, 2895734490), (30, 2702685524), (31, 2615502120), (33, 2456986840), (35, 2316587592), (40, 2027014143), (42, 1930489660), (44, 1842740130), (55, 1474192104), (56, 1447867245), (60, 1351342762), (62, 1307751060), (66, 1228493420), (70, 1158293796), (77, 1052994360), (84, 965244830), (88, 921370065), (93, 871834040), (105, 772195864), (110, 737096052), (120, 675671381), (121, 670087320), (124, 653875530), (132, 614246710), (140, 579146898), (154, 526497180), (155, 523100424), (165, 491397368), (168, 482622415), (186, 435917020), (210, 386097932), (217, 373643160), (220, 368548026), (231, 350998120), (242, 335043660), (248, 326937765), (264, 307123355), (280, 289573449), (308, 263248590), (310, 261550212), (330, 245698684), (341, 237772920), (363, 223362440), (372, 217958510), (385, 210598872), (420, 193048966), (434, 186821580), (440, 184274013), (462, 175499060), (465, 174366808), (484, 167521830), (605, 134017464), (616, 131624295), (620, 130775106), (651, 124547720), (660, 122849342), (682, 118886460), (726, 111681220), (744, 108979255), (770, 105299436), (840, 96524483), (847, 95726760), (868, 93410790), (924, 87749530), (930, 87183404), (968, 83760915), (1023, 79257640), (1085, 74728632), (1155, 70199624), (1210, 67008732), (1240, 65387553), (1302, 62273860), (1320, 61424671), (1364, 59443230), (1452, 55840610), (1540, 52649718), (1694, 47863380), (1705, 47554584), (1736, 46705395), (1815, 44672488), (1848, 43874765), (1860, 43591702), (2046, 39628820), (2170, 37364316), (2310, 35099812), (2387, 33967560), (2420, 33504366), (2541, 31908920), (2604, 31136930), (2728, 29721615), (2904, 27920305), (3080, 26324859), (3255, 24909544), (3388, 23931690), (3410, 23777292), (3630, 22336244), (3720, 21795851), (3751, 21615720), (4092, 19814410), (4235, 19145352), (4340, 18682158), (4620, 17549906), (4774, 16983780), (4840, 16752183), (5082, 15954460), (5115, 15851528), (5208, 15568465), (6510, 12454772), (6776, 11965845), (6820, 11888646), (7161, 11322520), (7260, 11168122), (7502, 10807860), (8184, 9907205), (8470, 9572676), (8680, 9341079), (9240, 8774953), (9548, 8491890), (10164, 7977230), (10230, 7925764), (11253, 7205240), (11935, 6793512), (12705, 6381784), (13020, 6227386), (13640, 5944323), (14322, 5661260), (14520, 5584061), (15004, 5403930), (16940, 4786338), (18755, 4323144), (19096, 4245945), (20328, 3988615), (20460, 3962882), (22506, 3602620), (23870, 3396756), (25410, 3190892), (25733, 3150840), (26040, 3113693), (26257, 3087960), (28644, 2830630), (30008, 2701965), (33880, 2393169), (35805, 2264504), (37510, 2161572), (40920, 1981441), (45012, 1801310), (47740, 1698378), (50820, 1595446), (51466, 1575420), (52514, 1543980), (56265, 1441048), (57288, 1415315), (71610, 1132252), (75020, 1080786), (77199, 1050280), (78771, 1029320), (90024, 900655), (95480, 849189), (101640, 797723), (102932, 787710), (105028, 771990), (112530, 720524), (128665, 630168), (131285, 617592), (143220, 566126), (150040, 540393), (154398, 525140), (157542, 514660), (180131, 450120), (205864, 393855), (210056, 385995), (225060, 360262), (257330, 315084), (262570, 308796), (283063, 286440)]

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