20629440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 336

約数和(自身を含む): 83210400

約数和(自身を除く): 62580960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 29, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 58, 60, 64, 65, 72, 76, 78, 80, 87, 90, 95, 96, 104, 114, 116, 117, 120, 130, 144, 145, 152, 156, 160, 171, 174, 180, 190, 192, 195, 208, 228, 232, 234, 240, 247, 260, 261, 285, 288, 290, 304, 312, 320, 342, 348, 360, 377, 380, 390, 416, 435, 456, 464, 468, 480, 494, 520, 522, 551, 570, 576, 580, 585, 608, 624, 684, 696, 720, 741, 754, 760, 780, 832, 855, 870, 912, 928, 936, 960, 988, 1040, 1044, 1102, 1131, 1140, 1160, 1170, 1216, 1235, 1248, 1305, 1368, 1392, 1440, 1482, 1508, 1520, 1560, 1653, 1710, 1740, 1824, 1856, 1872, 1885, 1976, 2080, 2088, 2204, 2223, 2262, 2280, 2320, 2340, 2470, 2496, 2610, 2736, 2755, 2784, 2880, 2964, 3016, 3040, 3120, 3306, 3393, 3420, 3480, 3648, 3705, 3744, 3770, 3952, 4160, 4176, 4408, 4446, 4524, 4560, 4640, 4680, 4940, 4959, 5220, 5472, 5510, 5568, 5655, 5928, 6032, 6080, 6240, 6612, 6786, 6840, 6960, 7163, 7410, 7488, 7540, 7904, 8265, 8352, 8816, 8892, 9048, 9120, 9280, 9360, 9880, 9918, 10440, 10944, 11020, 11115, 11310, 11856, 12064, 12480, 13224, 13572, 13680, 13920, 14326, 14820, 15080, 15808, 16530, 16704, 16965, 17632, 17784, 18096, 18240, 18720, 19760, 19836, 20880, 21489, 22040, 22230, 22620, 23712, 24128, 24795, 26448, 27144, 27360, 27840, 28652, 29640, 30160, 33060, 33930, 35264, 35568, 35815, 36192, 37440, 39520, 39672, 41760, 42978, 44080, 44460, 45240, 47424, 49590, 52896, 54288, 54720, 57304, 59280, 60320, 64467, 66120, 67860, 71136, 71630, 72384, 79040, 79344, 83520, 85956, 88160, 88920, 90480, 99180, 105792, 107445, 108576, 114608, 118560, 120640, 128934, 132240, 135720, 142272, 143260, 158688, 171912, 176320, 177840, 180960, 198360, 214890, 217152, 229216, 237120, 257868, 264480, 271440, 286520, 317376, 322335, 343824, 355680, 361920, 396720, 429780, 458432, 515736, 528960, 542880, 573040, 644670, 687648, 711360, 793440, 859560, 1031472, 1085760, 1146080, 1289340, 1375296, 1586880, 1719120, 2062944, 2292160, 2578680, 3438240, 4125888, 5157360, 6876480, 10314720, 20629440]

約数ペア:

[(1, 20629440), (2, 10314720), (3, 6876480), (4, 5157360), (5, 4125888), (6, 3438240), (8, 2578680), (9, 2292160), (10, 2062944), (12, 1719120), (13, 1586880), (15, 1375296), (16, 1289340), (18, 1146080), (19, 1085760), (20, 1031472), (24, 859560), (26, 793440), (29, 711360), (30, 687648), (32, 644670), (36, 573040), (38, 542880), (39, 528960), (40, 515736), (45, 458432), (48, 429780), (52, 396720), (57, 361920), (58, 355680), (60, 343824), (64, 322335), (65, 317376), (72, 286520), (76, 271440), (78, 264480), (80, 257868), (87, 237120), (90, 229216), (95, 217152), (96, 214890), (104, 198360), (114, 180960), (116, 177840), (117, 176320), (120, 171912), (130, 158688), (144, 143260), (145, 142272), (152, 135720), (156, 132240), (160, 128934), (171, 120640), (174, 118560), (180, 114608), (190, 108576), (192, 107445), (195, 105792), (208, 99180), (228, 90480), (232, 88920), (234, 88160), (240, 85956), (247, 83520), (260, 79344), (261, 79040), (285, 72384), (288, 71630), (290, 71136), (304, 67860), (312, 66120), (320, 64467), (342, 60320), (348, 59280), (360, 57304), (377, 54720), (380, 54288), (390, 52896), (416, 49590), (435, 47424), (456, 45240), (464, 44460), (468, 44080), (480, 42978), (494, 41760), (520, 39672), (522, 39520), (551, 37440), (570, 36192), (576, 35815), (580, 35568), (585, 35264), (608, 33930), (624, 33060), (684, 30160), (696, 29640), (720, 28652), (741, 27840), (754, 27360), (760, 27144), (780, 26448), (832, 24795), (855, 24128), (870, 23712), (912, 22620), (928, 22230), (936, 22040), (960, 21489), (988, 20880), (1040, 19836), (1044, 19760), (1102, 18720), (1131, 18240), (1140, 18096), (1160, 17784), (1170, 17632), (1216, 16965), (1235, 16704), (1248, 16530), (1305, 15808), (1368, 15080), (1392, 14820), (1440, 14326), (1482, 13920), (1508, 13680), (1520, 13572), (1560, 13224), (1653, 12480), (1710, 12064), (1740, 11856), (1824, 11310), (1856, 11115), (1872, 11020), (1885, 10944), (1976, 10440), (2080, 9918), (2088, 9880), (2204, 9360), (2223, 9280), (2262, 9120), (2280, 9048), (2320, 8892), (2340, 8816), (2470, 8352), (2496, 8265), (2610, 7904), (2736, 7540), (2755, 7488), (2784, 7410), (2880, 7163), (2964, 6960), (3016, 6840), (3040, 6786), (3120, 6612), (3306, 6240), (3393, 6080), (3420, 6032), (3480, 5928), (3648, 5655), (3705, 5568), (3744, 5510), (3770, 5472), (3952, 5220), (4160, 4959), (4176, 4940), (4408, 4680), (4446, 4640), (4524, 4560)]