256142726840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8191}}^1$

素因数の和:8315

約数の個数: 384

約数和(自身を含む): 790741647360

約数和(自身を除く): 534598920520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 71, 77, 88, 91, 104, 110, 121, 130, 140, 142, 143, 154, 182, 220, 242, 260, 280, 284, 286, 308, 355, 364, 385, 440, 455, 484, 497, 520, 568, 572, 605, 616, 710, 715, 728, 770, 781, 847, 910, 923, 968, 994, 1001, 1144, 1210, 1420, 1430, 1540, 1562, 1573, 1694, 1820, 1846, 1988, 2002, 2420, 2485, 2840, 2860, 3080, 3124, 3146, 3388, 3640, 3692, 3905, 3976, 4004, 4235, 4615, 4840, 4970, 5005, 5467, 5720, 6248, 6292, 6461, 6776, 7384, 7810, 7865, 8008, 8191, 8470, 8591, 9230, 9940, 10010, 10153, 10934, 11011, 12584, 12922, 15620, 15730, 16382, 16940, 17182, 18460, 19880, 20020, 20306, 21868, 22022, 25844, 27335, 31240, 31460, 32305, 32764, 33880, 34364, 36920, 40040, 40612, 40955, 42955, 43736, 44044, 50765, 51688, 54670, 55055, 57337, 60137, 62920, 64610, 65528, 68728, 71071, 81224, 81910, 85910, 88088, 90101, 101530, 106483, 109340, 110110, 111683, 114674, 120274, 129220, 142142, 163820, 171820, 180202, 203060, 212966, 218680, 220220, 223366, 229348, 240548, 258440, 284284, 286685, 300685, 327640, 343640, 355355, 360404, 406120, 425932, 440440, 446732, 450505, 458696, 481096, 532415, 558415, 568568, 573370, 581561, 601370, 630707, 710710, 720808, 745381, 781781, 851864, 893464, 901010, 991111, 1064830, 1116830, 1146740, 1163122, 1171313, 1202740, 1261414, 1421420, 1490762, 1563562, 1802020, 1982222, 2129660, 2233660, 2293480, 2326244, 2342626, 2405480, 2522828, 2842840, 2907805, 2981524, 3127124, 3153535, 3604040, 3726905, 3908905, 3964444, 4070927, 4259320, 4467320, 4652488, 4685252, 4955555, 5045656, 5815610, 5856565, 5963048, 6254248, 6307070, 6397171, 6937777, 7453810, 7560293, 7817810, 7928888, 8141854, 8199191, 9370504, 9911110, 11631220, 11713130, 12614140, 12794342, 12884443, 13875554, 14907620, 15120586, 15635620, 16283708, 16398382, 19822220, 20354635, 23262440, 23426260, 25228280, 25588684, 25768886, 27751108, 29815240, 30241172, 31271240, 31985855, 32567416, 32796764, 34688885, 37801465, 39644440, 40709270, 40995955, 44780197, 46852520, 51177368, 51537772, 52922051, 55502216, 60482344, 63971710, 64422215, 65593528, 69377770, 70368881, 75602930, 81418540, 81991910, 83163223, 89560394, 90191101, 103075544, 105844102, 127943420, 128844430, 138755540, 140737762, 151205860, 162837080, 163983820, 166326446, 179120788, 180382202, 211688204, 223900985, 255886840, 257688860, 264610255, 277511080, 281475524, 302411720, 327967640, 332652892, 351844405, 358241576, 360764404, 415816115, 423376408, 447801970, 450955505, 492582167, 515377720, 529220510, 562951048, 582142561, 665305784, 703688810, 721528808, 831632230, 895603940, 901911010, 914795453, 985164334, 1058441020, 1164285122, 1407377620, 1663264460, 1791207880, 1803822020, 1829590906, 1970328668, 2116882040, 2328570244, 2462910835, 2814755240, 2910712805, 3326528920, 3607644040, 3659181812, 3940657336, 4573977265, 4657140488, 4925821670, 5821425610, 6403568171, 7318363624, 9147954530, 9851643340, 11642851220, 12807136342, 18295909060, 19703286680, 23285702440, 25614272684, 32017840855, 36591818120, 51228545368, 64035681710, 128071363420, 256142726840]

約数ペア:

[(1, 256142726840), (2, 128071363420), (4, 64035681710), (5, 51228545368), (7, 36591818120), (8, 32017840855), (10, 25614272684), (11, 23285702440), (13, 19703286680), (14, 18295909060), (20, 12807136342), (22, 11642851220), (26, 9851643340), (28, 9147954530), (35, 7318363624), (40, 6403568171), (44, 5821425610), (52, 4925821670), (55, 4657140488), (56, 4573977265), (65, 3940657336), (70, 3659181812), (71, 3607644040), (77, 3326528920), (88, 2910712805), (91, 2814755240), (104, 2462910835), (110, 2328570244), (121, 2116882040), (130, 1970328668), (140, 1829590906), (142, 1803822020), (143, 1791207880), (154, 1663264460), (182, 1407377620), (220, 1164285122), (242, 1058441020), (260, 985164334), (280, 914795453), (284, 901911010), (286, 895603940), (308, 831632230), (355, 721528808), (364, 703688810), (385, 665305784), (440, 582142561), (455, 562951048), (484, 529220510), (497, 515377720), (520, 492582167), (568, 450955505), (572, 447801970), (605, 423376408), (616, 415816115), (710, 360764404), (715, 358241576), (728, 351844405), (770, 332652892), (781, 327967640), (847, 302411720), (910, 281475524), (923, 277511080), (968, 264610255), (994, 257688860), (1001, 255886840), (1144, 223900985), (1210, 211688204), (1420, 180382202), (1430, 179120788), (1540, 166326446), (1562, 163983820), (1573, 162837080), (1694, 151205860), (1820, 140737762), (1846, 138755540), (1988, 128844430), (2002, 127943420), (2420, 105844102), (2485, 103075544), (2840, 90191101), (2860, 89560394), (3080, 83163223), (3124, 81991910), (3146, 81418540), (3388, 75602930), (3640, 70368881), (3692, 69377770), (3905, 65593528), (3976, 64422215), (4004, 63971710), (4235, 60482344), (4615, 55502216), (4840, 52922051), (4970, 51537772), (5005, 51177368), (5467, 46852520), (5720, 44780197), (6248, 40995955), (6292, 40709270), (6461, 39644440), (6776, 37801465), (7384, 34688885), (7810, 32796764), (7865, 32567416), (8008, 31985855), (8191, 31271240), (8470, 30241172), (8591, 29815240), (9230, 27751108), (9940, 25768886), (10010, 25588684), (10153, 25228280), (10934, 23426260), (11011, 23262440), (12584, 20354635), (12922, 19822220), (15620, 16398382), (15730, 16283708), (16382, 15635620), (16940, 15120586), (17182, 14907620), (18460, 13875554), (19880, 12884443), (20020, 12794342), (20306, 12614140), (21868, 11713130), (22022, 11631220), (25844, 9911110), (27335, 9370504), (31240, 8199191), (31460, 8141854), (32305, 7928888), (32764, 7817810), (33880, 7560293), (34364, 7453810), (36920, 6937777), (40040, 6397171), (40612, 6307070), (40955, 6254248), (42955, 5963048), (43736, 5856565), (44044, 5815610), (50765, 5045656), (51688, 4955555), (54670, 4685252), (55055, 4652488), (57337, 4467320), (60137, 4259320), (62920, 4070927), (64610, 3964444), (65528, 3908905), (68728, 3726905), (71071, 3604040), (81224, 3153535), (81910, 3127124), (85910, 2981524), (88088, 2907805), (90101, 2842840), (101530, 2522828), (106483, 2405480), (109340, 2342626), (110110, 2326244), (111683, 2293480), (114674, 2233660), (120274, 2129660), (129220, 1982222), (142142, 1802020), (163820, 1563562), (171820, 1490762), (180202, 1421420), (203060, 1261414), (212966, 1202740), (218680, 1171313), (220220, 1163122), (223366, 1146740), (229348, 1116830), (240548, 1064830), (258440, 991111), (284284, 901010), (286685, 893464), (300685, 851864), (327640, 781781), (343640, 745381), (355355, 720808), (360404, 710710), (406120, 630707), (425932, 601370), (440440, 581561), (446732, 573370), (450505, 568568), (458696, 558415), (481096, 532415)]