19938240

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:96

約数の個数: 336

約数和(自身を含む): 83685888

約数和(自身を除く): 63747648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 32, 35, 36, 40, 42, 43, 45, 46, 48, 56, 60, 63, 64, 69, 70, 72, 80, 84, 86, 90, 92, 96, 105, 112, 115, 120, 126, 129, 138, 140, 144, 160, 161, 168, 172, 180, 184, 192, 207, 210, 215, 224, 230, 240, 252, 258, 276, 280, 288, 301, 315, 320, 322, 336, 344, 345, 360, 368, 387, 414, 420, 430, 448, 460, 480, 483, 504, 516, 552, 560, 576, 602, 630, 644, 645, 672, 688, 690, 720, 736, 774, 805, 828, 840, 860, 903, 920, 960, 966, 989, 1008, 1032, 1035, 1104, 1120, 1204, 1260, 1288, 1290, 1344, 1376, 1380, 1440, 1449, 1472, 1505, 1548, 1610, 1656, 1680, 1720, 1806, 1840, 1932, 1935, 1978, 2016, 2064, 2070, 2208, 2240, 2408, 2415, 2520, 2576, 2580, 2709, 2752, 2760, 2880, 2898, 2967, 3010, 3096, 3220, 3312, 3360, 3440, 3612, 3680, 3864, 3870, 3956, 4032, 4128, 4140, 4416, 4515, 4816, 4830, 4945, 5040, 5152, 5160, 5418, 5520, 5796, 5934, 6020, 6192, 6440, 6624, 6720, 6880, 6923, 7224, 7245, 7360, 7728, 7740, 7912, 8256, 8280, 8901, 9030, 9632, 9660, 9890, 10080, 10304, 10320, 10836, 11040, 11592, 11868, 12040, 12384, 12880, 13248, 13545, 13760, 13846, 14448, 14490, 14835, 15456, 15480, 15824, 16560, 17802, 18060, 19264, 19320, 19780, 20160, 20640, 20769, 21672, 22080, 23184, 23736, 24080, 24768, 25760, 27090, 27692, 28896, 28980, 29670, 30912, 30960, 31648, 33120, 34615, 35604, 36120, 38640, 39560, 41280, 41538, 43344, 44505, 46368, 47472, 48160, 51520, 54180, 55384, 57792, 57960, 59340, 61920, 62307, 63296, 66240, 69230, 71208, 72240, 77280, 79120, 83076, 86688, 89010, 92736, 94944, 96320, 103845, 108360, 110768, 115920, 118680, 123840, 124614, 138460, 142416, 144480, 154560, 158240, 166152, 173376, 178020, 189888, 207690, 216720, 221536, 231840, 237360, 249228, 276920, 284832, 288960, 311535, 316480, 332304, 356040, 415380, 433440, 443072, 463680, 474720, 498456, 553840, 569664, 623070, 664608, 712080, 830760, 866880, 949440, 996912, 1107680, 1246140, 1329216, 1424160, 1661520, 1993824, 2215360, 2492280, 2848320, 3323040, 3987648, 4984560, 6646080, 9969120, 19938240]

約数ペア:

[(1, 19938240), (2, 9969120), (3, 6646080), (4, 4984560), (5, 3987648), (6, 3323040), (7, 2848320), (8, 2492280), (9, 2215360), (10, 1993824), (12, 1661520), (14, 1424160), (15, 1329216), (16, 1246140), (18, 1107680), (20, 996912), (21, 949440), (23, 866880), (24, 830760), (28, 712080), (30, 664608), (32, 623070), (35, 569664), (36, 553840), (40, 498456), (42, 474720), (43, 463680), (45, 443072), (46, 433440), (48, 415380), (56, 356040), (60, 332304), (63, 316480), (64, 311535), (69, 288960), (70, 284832), (72, 276920), (80, 249228), (84, 237360), (86, 231840), (90, 221536), (92, 216720), (96, 207690), (105, 189888), (112, 178020), (115, 173376), (120, 166152), (126, 158240), (129, 154560), (138, 144480), (140, 142416), (144, 138460), (160, 124614), (161, 123840), (168, 118680), (172, 115920), (180, 110768), (184, 108360), (192, 103845), (207, 96320), (210, 94944), (215, 92736), (224, 89010), (230, 86688), (240, 83076), (252, 79120), (258, 77280), (276, 72240), (280, 71208), (288, 69230), (301, 66240), (315, 63296), (320, 62307), (322, 61920), (336, 59340), (344, 57960), (345, 57792), (360, 55384), (368, 54180), (387, 51520), (414, 48160), (420, 47472), (430, 46368), (448, 44505), (460, 43344), (480, 41538), (483, 41280), (504, 39560), (516, 38640), (552, 36120), (560, 35604), (576, 34615), (602, 33120), (630, 31648), (644, 30960), (645, 30912), (672, 29670), (688, 28980), (690, 28896), (720, 27692), (736, 27090), (774, 25760), (805, 24768), (828, 24080), (840, 23736), (860, 23184), (903, 22080), (920, 21672), (960, 20769), (966, 20640), (989, 20160), (1008, 19780), (1032, 19320), (1035, 19264), (1104, 18060), (1120, 17802), (1204, 16560), (1260, 15824), (1288, 15480), (1290, 15456), (1344, 14835), (1376, 14490), (1380, 14448), (1440, 13846), (1449, 13760), (1472, 13545), (1505, 13248), (1548, 12880), (1610, 12384), (1656, 12040), (1680, 11868), (1720, 11592), (1806, 11040), (1840, 10836), (1932, 10320), (1935, 10304), (1978, 10080), (2016, 9890), (2064, 9660), (2070, 9632), (2208, 9030), (2240, 8901), (2408, 8280), (2415, 8256), (2520, 7912), (2576, 7740), (2580, 7728), (2709, 7360), (2752, 7245), (2760, 7224), (2880, 6923), (2898, 6880), (2967, 6720), (3010, 6624), (3096, 6440), (3220, 6192), (3312, 6020), (3360, 5934), (3440, 5796), (3612, 5520), (3680, 5418), (3864, 5160), (3870, 5152), (3956, 5040), (4032, 4945), (4128, 4830), (4140, 4816), (4416, 4515)]