About the Number

21790810080

21790810079 ← → 21790810081

2進数表記:10100010010110101010101111111100000

漢数字表記:二百十七億九千八十一万八十

素因数分解:

2 5 × 3 3 × 5 1 × 13 1 × 53 1 × 7321 1

素因数の和:7411
約数の個数: 384
約数和(自身を含む): 83695731840
約数和(自身を除く): 61904921760

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 53, 54, 60, 65, 72, 78, 80, 90, 96, 104, 106, 108, 117, 120, 130, 135, 144, 156, 159, 160, 180, 195, 208, 212, 216, 234, 240, 260, 265, 270, 288, 312, 318, 351, 360, 390, 416, 424, 432, 468, 477, 480, 520, 530, 540, 585, 624, 636, 689, 702, 720, 780, 795, 848, 864, 936, 954, 1040, 1060, 1080, 1170, 1248, 1272, 1378, 1404, 1431, 1440, 1560, 1590, 1696, 1755, 1872, 1908, 2067, 2080, 2120, 2160, 2340, 2385, 2544, 2756, 2808, 2862, 3120, 3180, 3445, 3510, 3744, 3816, 4134, 4240, 4320, 4680, 4770, 5088, 5512, 5616, 5724, 6201, 6240, 6360, 6890, 7020, 7155, 7321, 7632, 8268, 8480, 9360, 9540, 10335, 11024, 11232, 11448, 12402, 12720, 13780, 14040, 14310, 14642, 15264, 16536, 18603, 18720, 19080, 20670, 21963, 22048, 22896, 24804, 25440, 27560, 28080, 28620, 29284, 31005, 33072, 36605, 37206, 38160, 41340, 43926, 45792, 49608, 55120, 56160, 57240, 58568, 62010, 65889, 66144, 73210, 74412, 76320, 82680, 87852, 93015, 95173, 99216, 109815, 110240, 114480, 117136, 124020, 131778, 146420, 148824, 165360, 175704, 186030, 190346, 197667, 198432, 219630, 228960, 234272, 248040, 263556, 285519, 292840, 297648, 329445, 330720, 351408, 372060, 380692, 388013, 395334, 439260, 475865, 496080, 527112, 571038, 585680, 595296, 658890, 702816, 744120, 761384, 776026, 790668, 856557, 878520, 951730, 988335, 992160, 1054224, 1142076, 1164039, 1171360, 1317780, 1427595, 1488240, 1522768, 1552052, 1581336, 1713114, 1757040, 1903460, 1940065, 1976670, 2108448, 2284152, 2328078, 2569671, 2635560, 2855190, 2976480, 3045536, 3104104, 3162672, 3426228, 3492117, 3514080, 3806920, 3880130, 3953340, 4282785, 4568304, 4656156, 5044169, 5139342, 5271120, 5710380, 5820195, 6208208, 6325344, 6852456, 6984234, 7613840, 7760260, 7906680, 8565570, 9136608, 9312312, 10088338, 10278684, 10476351, 10542240, 11420760, 11640390, 12416416, 12848355, 13704912, 13968468, 15132507, 15227680, 15520520, 15813360, 17131140, 17460585, 18624624, 20176676, 20557368, 20952702, 22841520, 23280780, 25220845, 25696710, 27409824, 27936936, 30265014, 31041040, 31626720, 34262280, 34921170, 37249248, 40353352, 41114736, 41905404, 45397521, 45683040, 46561560, 50441690, 51393420, 52381755, 55873872, 60530028, 62082080, 68524560, 69842340, 75662535, 80706704, 82229472, 83810808, 90795042, 93123120, 100883380, 102786840, 104763510, 111747744, 121060056, 136192563, 137049120, 139684680, 151325070, 161413408, 167621616, 181590084, 186246240, 201766760, 205573680, 209527020, 226987605, 242120112, 272385126, 279369360, 302650140, 335243232, 363180168, 403533520, 411147360, 419054040, 453975210, 484240224, 544770252, 558738720, 605300280, 680962815, 726360336, 807067040, 838108080, 907950420, 1089540504, 1210600560, 1361925630, 1452720672, 1676216160, 1815900840, 2179081008, 2421201120, 2723851260, 3631801680, 4358162016, 5447702520, 7263603360, 10895405040, 21790810080]

約数ペア:
[(1, 21790810080), (2, 10895405040), (3, 7263603360), (4, 5447702520), (5, 4358162016), (6, 3631801680), (8, 2723851260), (9, 2421201120), (10, 2179081008), (12, 1815900840), (13, 1676216160), (15, 1452720672), (16, 1361925630), (18, 1210600560), (20, 1089540504), (24, 907950420), (26, 838108080), (27, 807067040), (30, 726360336), (32, 680962815), (36, 605300280), (39, 558738720), (40, 544770252), (45, 484240224), (48, 453975210), (52, 419054040), (53, 411147360), (54, 403533520), (60, 363180168), (65, 335243232), (72, 302650140), (78, 279369360), (80, 272385126), (90, 242120112), (96, 226987605), (104, 209527020), (106, 205573680), (108, 201766760), (117, 186246240), (120, 181590084), (130, 167621616), (135, 161413408), (144, 151325070), (156, 139684680), (159, 137049120), (160, 136192563), (180, 121060056), (195, 111747744), (208, 104763510), (212, 102786840), (216, 100883380), (234, 93123120), (240, 90795042), (260, 83810808), (265, 82229472), (270, 80706704), (288, 75662535), (312, 69842340), (318, 68524560), (351, 62082080), (360, 60530028), (390, 55873872), (416, 52381755), (424, 51393420), (432, 50441690), (468, 46561560), (477, 45683040), (480, 45397521), (520, 41905404), (530, 41114736), (540, 40353352), (585, 37249248), (624, 34921170), (636, 34262280), (689, 31626720), (702, 31041040), (720, 30265014), (780, 27936936), (795, 27409824), (848, 25696710), (864, 25220845), (936, 23280780), (954, 22841520), (1040, 20952702), (1060, 20557368), (1080, 20176676), (1170, 18624624), (1248, 17460585), (1272, 17131140), (1378, 15813360), (1404, 15520520), (1431, 15227680), (1440, 15132507), (1560, 13968468), (1590, 13704912), (1696, 12848355), (1755, 12416416), (1872, 11640390), (1908, 11420760), (2067, 10542240), (2080, 10476351), (2120, 10278684), (2160, 10088338), (2340, 9312312), (2385, 9136608), (2544, 8565570), (2756, 7906680), (2808, 7760260), (2862, 7613840), (3120, 6984234), (3180, 6852456), (3445, 6325344), (3510, 6208208), (3744, 5820195), (3816, 5710380), (4134, 5271120), (4240, 5139342), (4320, 5044169), (4680, 4656156), (4770, 4568304), (5088, 4282785), (5512, 3953340), (5616, 3880130), (5724, 3806920), (6201, 3514080), (6240, 3492117), (6360, 3426228), (6890, 3162672), (7020, 3104104), (7155, 3045536), (7321, 2976480), (7632, 2855190), (8268, 2635560), (8480, 2569671), (9360, 2328078), (9540, 2284152), (10335, 2108448), (11024, 1976670), (11232, 1940065), (11448, 1903460), (12402, 1757040), (12720, 1713114), (13780, 1581336), (14040, 1552052), (14310, 1522768), (14642, 1488240), (15264, 1427595), (16536, 1317780), (18603, 1171360), (18720, 1164039), (19080, 1142076), (20670, 1054224), (21963, 992160), (22048, 988335), (22896, 951730), (24804, 878520), (25440, 856557), (27560, 790668), (28080, 776026), (28620, 761384), (29284, 744120), (31005, 702816), (33072, 658890), (36605, 595296), (37206, 585680), (38160, 571038), (41340, 527112), (43926, 496080), (45792, 475865), (49608, 439260), (55120, 395334), (56160, 388013), (57240, 380692), (58568, 372060), (62010, 351408), (65889, 330720), (66144, 329445), (73210, 297648), (74412, 292840), (76320, 285519), (82680, 263556), (87852, 248040), (93015, 234272), (95173, 228960), (99216, 219630), (109815, 198432), (110240, 197667), (114480, 190346), (117136, 186030), (124020, 175704), (131778, 165360), (146420, 148824)]

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