20755991520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{857}}^1$

素因数の和:1039

約数の個数: 432

約数和(自身を含む): 78505867440

約数和(自身を除く): 57749875920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 132, 139, 144, 160, 165, 176, 180, 198, 220, 240, 242, 264, 278, 288, 330, 352, 360, 363, 396, 417, 440, 480, 484, 495, 528, 556, 605, 660, 695, 720, 726, 792, 834, 857, 880, 968, 990, 1056, 1089, 1112, 1210, 1251, 1320, 1390, 1440, 1452, 1529, 1584, 1668, 1714, 1760, 1815, 1936, 1980, 2085, 2178, 2224, 2420, 2502, 2571, 2640, 2780, 2904, 3058, 3168, 3336, 3428, 3630, 3872, 3960, 4170, 4285, 4356, 4448, 4587, 4840, 5004, 5142, 5280, 5445, 5560, 5808, 6116, 6255, 6672, 6856, 7260, 7645, 7713, 7920, 8340, 8570, 8712, 9174, 9427, 9680, 10008, 10284, 10890, 11120, 11616, 12232, 12510, 12855, 13344, 13712, 13761, 14520, 15290, 15426, 15840, 16680, 16819, 17140, 17424, 18348, 18854, 19360, 20016, 20568, 21780, 22240, 22935, 24464, 25020, 25710, 27424, 27522, 28281, 29040, 30580, 30852, 33360, 33638, 34280, 34848, 36696, 37708, 38565, 40032, 41136, 43560, 45870, 47135, 48928, 50040, 50457, 51420, 55044, 56562, 58080, 61160, 61704, 66720, 67276, 68560, 68805, 73392, 75416, 77130, 82272, 84095, 84843, 87120, 91740, 94270, 100080, 100914, 102840, 103697, 110088, 113124, 119123, 122320, 123408, 134552, 137120, 137610, 141405, 146784, 150832, 151371, 154260, 168190, 169686, 174240, 183480, 188540, 200160, 201828, 205680, 207394, 220176, 226248, 238246, 244640, 246816, 252285, 269104, 275220, 282810, 301664, 302742, 308520, 311091, 336380, 339372, 357369, 366960, 377080, 403656, 411360, 414788, 424215, 440352, 452496, 476492, 504570, 518485, 538208, 550440, 565620, 595615, 605484, 617040, 622182, 672760, 678744, 714738, 733920, 754160, 756855, 807312, 829576, 848430, 904992, 933273, 952984, 1009140, 1036970, 1072107, 1100880, 1131240, 1191230, 1210968, 1234080, 1244364, 1310353, 1345520, 1357488, 1429476, 1508320, 1513710, 1555455, 1614624, 1659152, 1696860, 1786845, 1866546, 1905968, 2018280, 2073940, 2144214, 2201760, 2262480, 2382460, 2421936, 2488728, 2620706, 2691040, 2714976, 2858952, 3027420, 3110910, 3318304, 3393720, 3573690, 3733092, 3811936, 3931059, 4036560, 4147880, 4288428, 4524960, 4666365, 4764920, 4843872, 4977456, 5241412, 5360535, 5717904, 6054840, 6221820, 6551765, 6787440, 7147380, 7466184, 7862118, 8073120, 8295760, 8576856, 9332730, 9529840, 9954912, 10482824, 10721070, 11435808, 11793177, 12109680, 12443640, 13103530, 13574880, 14294760, 14413883, 14932368, 15724236, 16591520, 17153712, 18665460, 19059680, 19655295, 20965648, 21442140, 23586354, 24219360, 24887280, 26207060, 28589520, 28827766, 29864736, 31448472, 34307424, 37330920, 39310590, 41931296, 42884280, 43241649, 47172708, 49774560, 52414120, 57179040, 57655532, 58965885, 62896944, 72069415, 74661840, 78621180, 85768560, 86483298, 94345416, 104828240, 115311064, 117931770, 125793888, 129724947, 144138830, 149323680, 157242360, 171537120, 172966596, 188690832, 209656480, 216208245, 230622128, 235863540, 259449894, 288277660, 314484720, 345933192, 377381664, 432416490, 461244256, 471727080, 518899788, 576555320, 628969440, 648624735, 691866384, 864832980, 943454160, 1037799576, 1153110640, 1297249470, 1383732768, 1729665960, 1886908320, 2075599152, 2306221280, 2594498940, 3459331920, 4151198304, 5188997880, 6918663840, 10377995760, 20755991520]

約数ペア:

[(1, 20755991520), (2, 10377995760), (3, 6918663840), (4, 5188997880), (5, 4151198304), (6, 3459331920), (8, 2594498940), (9, 2306221280), (10, 2075599152), (11, 1886908320), (12, 1729665960), (15, 1383732768), (16, 1297249470), (18, 1153110640), (20, 1037799576), (22, 943454160), (24, 864832980), (30, 691866384), (32, 648624735), (33, 628969440), (36, 576555320), (40, 518899788), (44, 471727080), (45, 461244256), (48, 432416490), (55, 377381664), (60, 345933192), (66, 314484720), (72, 288277660), (80, 259449894), (88, 235863540), (90, 230622128), (96, 216208245), (99, 209656480), (110, 188690832), (120, 172966596), (121, 171537120), (132, 157242360), (139, 149323680), (144, 144138830), (160, 129724947), (165, 125793888), (176, 117931770), (180, 115311064), (198, 104828240), (220, 94345416), (240, 86483298), (242, 85768560), (264, 78621180), (278, 74661840), (288, 72069415), (330, 62896944), (352, 58965885), (360, 57655532), (363, 57179040), (396, 52414120), (417, 49774560), (440, 47172708), (480, 43241649), (484, 42884280), (495, 41931296), (528, 39310590), (556, 37330920), (605, 34307424), (660, 31448472), (695, 29864736), (720, 28827766), (726, 28589520), (792, 26207060), (834, 24887280), (857, 24219360), (880, 23586354), (968, 21442140), (990, 20965648), (1056, 19655295), (1089, 19059680), (1112, 18665460), (1210, 17153712), (1251, 16591520), (1320, 15724236), (1390, 14932368), (1440, 14413883), (1452, 14294760), (1529, 13574880), (1584, 13103530), (1668, 12443640), (1714, 12109680), (1760, 11793177), (1815, 11435808), (1936, 10721070), (1980, 10482824), (2085, 9954912), (2178, 9529840), (2224, 9332730), (2420, 8576856), (2502, 8295760), (2571, 8073120), (2640, 7862118), (2780, 7466184), (2904, 7147380), (3058, 6787440), (3168, 6551765), (3336, 6221820), (3428, 6054840), (3630, 5717904), (3872, 5360535), (3960, 5241412), (4170, 4977456), (4285, 4843872), (4356, 4764920), (4448, 4666365), (4587, 4524960), (4840, 4288428), (5004, 4147880), (5142, 4036560), (5280, 3931059), (5445, 3811936), (5560, 3733092), (5808, 3573690), (6116, 3393720), (6255, 3318304), (6672, 3110910), (6856, 3027420), (7260, 2858952), (7645, 2714976), (7713, 2691040), (7920, 2620706), (8340, 2488728), (8570, 2421936), (8712, 2382460), (9174, 2262480), (9427, 2201760), (9680, 2144214), (10008, 2073940), (10284, 2018280), (10890, 1905968), (11120, 1866546), (11616, 1786845), (12232, 1696860), (12510, 1659152), (12855, 1614624), (13344, 1555455), (13712, 1513710), (13761, 1508320), (14520, 1429476), (15290, 1357488), (15426, 1345520), (15840, 1310353), (16680, 1244364), (16819, 1234080), (17140, 1210968), (17424, 1191230), (18348, 1131240), (18854, 1100880), (19360, 1072107), (20016, 1036970), (20568, 1009140), (21780, 952984), (22240, 933273), (22935, 904992), (24464, 848430), (25020, 829576), (25710, 807312), (27424, 756855), (27522, 754160), (28281, 733920), (29040, 714738), (30580, 678744), (30852, 672760), (33360, 622182), (33638, 617040), (34280, 605484), (34848, 595615), (36696, 565620), (37708, 550440), (38565, 538208), (40032, 518485), (41136, 504570), (43560, 476492), (45870, 452496), (47135, 440352), (48928, 424215), (50040, 414788), (50457, 411360), (51420, 403656), (55044, 377080), (56562, 366960), (58080, 357369), (61160, 339372), (61704, 336380), (66720, 311091), (67276, 308520), (68560, 302742), (68805, 301664), (73392, 282810), (75416, 275220), (77130, 269104), (82272, 252285), (84095, 246816), (84843, 244640), (87120, 238246), (91740, 226248), (94270, 220176), (100080, 207394), (100914, 205680), (102840, 201828), (103697, 200160), (110088, 188540), (113124, 183480), (119123, 174240), (122320, 169686), (123408, 168190), (134552, 154260), (137120, 151371), (137610, 150832), (141405, 146784)]