208091520

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:442

約数の個数: 384

約数和(自身を含む): 886616640

約数和(自身を除く): 678525120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 128, 130, 140, 144, 156, 160, 168, 180, 182, 192, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 320, 336, 360, 364, 384, 390, 397, 416, 420, 448, 455, 468, 480, 504, 520, 546, 560, 576, 585, 624, 630, 640, 672, 720, 728, 780, 794, 819, 832, 840, 896, 910, 936, 960, 1008, 1040, 1092, 1120, 1152, 1170, 1191, 1248, 1260, 1344, 1365, 1440, 1456, 1560, 1588, 1638, 1664, 1680, 1820, 1872, 1920, 1985, 2016, 2080, 2184, 2240, 2340, 2382, 2496, 2520, 2688, 2730, 2779, 2880, 2912, 3120, 3176, 3276, 3360, 3573, 3640, 3744, 3970, 4032, 4095, 4160, 4368, 4480, 4680, 4764, 4992, 5040, 5161, 5460, 5558, 5760, 5824, 5955, 6240, 6352, 6552, 6720, 7146, 7280, 7488, 7940, 8064, 8190, 8320, 8337, 8736, 9360, 9528, 10080, 10322, 10920, 11116, 11648, 11910, 12480, 12704, 13104, 13440, 13895, 14292, 14560, 14976, 15483, 15880, 16380, 16674, 17472, 17865, 18720, 19056, 20160, 20644, 21840, 22232, 23820, 24960, 25011, 25408, 25805, 26208, 27790, 28584, 29120, 30966, 31760, 32760, 33348, 34944, 35730, 36127, 37440, 38112, 40320, 41288, 41685, 43680, 44464, 46449, 47640, 50022, 50816, 51610, 52416, 55580, 57168, 58240, 61932, 63520, 65520, 66696, 71460, 72254, 74880, 76224, 77415, 82576, 83370, 87360, 88928, 92898, 95280, 100044, 103220, 104832, 108381, 111160, 114336, 123864, 125055, 127040, 131040, 133392, 142920, 144508, 152448, 154830, 165152, 166740, 174720, 177856, 180635, 185796, 190560, 200088, 206440, 216762, 222320, 228672, 232245, 247728, 250110, 254080, 262080, 266784, 285840, 289016, 309660, 325143, 330304, 333480, 355712, 361270, 371592, 381120, 400176, 412880, 433524, 444640, 457344, 464490, 495456, 500220, 524160, 533568, 541905, 571680, 578032, 619320, 650286, 660608, 666960, 722540, 743184, 762240, 800352, 825760, 867048, 889280, 928980, 990912, 1000440, 1067136, 1083810, 1143360, 1156064, 1238640, 1300572, 1333920, 1445080, 1486368, 1600704, 1625715, 1651520, 1734096, 1778560, 1857960, 1981824, 2000880, 2167620, 2286720, 2312128, 2477280, 2601144, 2667840, 2890160, 2972736, 3201408, 3251430, 3303040, 3468192, 3715920, 4001760, 4335240, 4624256, 4954560, 5202288, 5335680, 5780320, 5945472, 6502860, 6936384, 7431840, 8003520, 8670480, 9909120, 10404576, 11560640, 13005720, 13872768, 14863680, 16007040, 17340960, 20809152, 23121280, 26011440, 29727360, 34681920, 41618304, 52022880, 69363840, 104045760, 208091520]

約数ペア:

[(1, 208091520), (2, 104045760), (3, 69363840), (4, 52022880), (5, 41618304), (6, 34681920), (7, 29727360), (8, 26011440), (9, 23121280), (10, 20809152), (12, 17340960), (13, 16007040), (14, 14863680), (15, 13872768), (16, 13005720), (18, 11560640), (20, 10404576), (21, 9909120), (24, 8670480), (26, 8003520), (28, 7431840), (30, 6936384), (32, 6502860), (35, 5945472), (36, 5780320), (39, 5335680), (40, 5202288), (42, 4954560), (45, 4624256), (48, 4335240), (52, 4001760), (56, 3715920), (60, 3468192), (63, 3303040), (64, 3251430), (65, 3201408), (70, 2972736), (72, 2890160), (78, 2667840), (80, 2601144), (84, 2477280), (90, 2312128), (91, 2286720), (96, 2167620), (104, 2000880), (105, 1981824), (112, 1857960), (117, 1778560), (120, 1734096), (126, 1651520), (128, 1625715), (130, 1600704), (140, 1486368), (144, 1445080), (156, 1333920), (160, 1300572), (168, 1238640), (180, 1156064), (182, 1143360), (192, 1083810), (195, 1067136), (208, 1000440), (210, 990912), (224, 928980), (234, 889280), (240, 867048), (252, 825760), (260, 800352), (273, 762240), (280, 743184), (288, 722540), (312, 666960), (315, 660608), (320, 650286), (336, 619320), (360, 578032), (364, 571680), (384, 541905), (390, 533568), (397, 524160), (416, 500220), (420, 495456), (448, 464490), (455, 457344), (468, 444640), (480, 433524), (504, 412880), (520, 400176), (546, 381120), (560, 371592), (576, 361270), (585, 355712), (624, 333480), (630, 330304), (640, 325143), (672, 309660), (720, 289016), (728, 285840), (780, 266784), (794, 262080), (819, 254080), (832, 250110), (840, 247728), (896, 232245), (910, 228672), (936, 222320), (960, 216762), (1008, 206440), (1040, 200088), (1092, 190560), (1120, 185796), (1152, 180635), (1170, 177856), (1191, 174720), (1248, 166740), (1260, 165152), (1344, 154830), (1365, 152448), (1440, 144508), (1456, 142920), (1560, 133392), (1588, 131040), (1638, 127040), (1664, 125055), (1680, 123864), (1820, 114336), (1872, 111160), (1920, 108381), (1985, 104832), (2016, 103220), (2080, 100044), (2184, 95280), (2240, 92898), (2340, 88928), (2382, 87360), (2496, 83370), (2520, 82576), (2688, 77415), (2730, 76224), (2779, 74880), (2880, 72254), (2912, 71460), (3120, 66696), (3176, 65520), (3276, 63520), (3360, 61932), (3573, 58240), (3640, 57168), (3744, 55580), (3970, 52416), (4032, 51610), (4095, 50816), (4160, 50022), (4368, 47640), (4480, 46449), (4680, 44464), (4764, 43680), (4992, 41685), (5040, 41288), (5161, 40320), (5460, 38112), (5558, 37440), (5760, 36127), (5824, 35730), (5955, 34944), (6240, 33348), (6352, 32760), (6552, 31760), (6720, 30966), (7146, 29120), (7280, 28584), (7488, 27790), (7940, 26208), (8064, 25805), (8190, 25408), (8320, 25011), (8337, 24960), (8736, 23820), (9360, 22232), (9528, 21840), (10080, 20644), (10322, 20160), (10920, 19056), (11116, 18720), (11648, 17865), (11910, 17472), (12480, 16674), (12704, 16380), (13104, 15880), (13440, 15483), (13895, 14976), (14292, 14560)]