19242720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:134

約数の個数: 288

約数和(自身を含む): 79252992

約数和(自身を除く): 60010272

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, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 83, 84, 90, 92, 96, 105, 112, 115, 120, 126, 138, 140, 144, 160, 161, 166, 168, 180, 184, 207, 210, 224, 230, 240, 249, 252, 276, 280, 288, 315, 322, 332, 336, 345, 360, 368, 414, 415, 420, 460, 480, 483, 498, 504, 552, 560, 581, 630, 644, 664, 672, 690, 720, 736, 747, 805, 828, 830, 840, 920, 966, 996, 1008, 1035, 1104, 1120, 1162, 1245, 1260, 1288, 1328, 1380, 1440, 1449, 1494, 1610, 1656, 1660, 1680, 1743, 1840, 1909, 1932, 1992, 2016, 2070, 2208, 2324, 2415, 2490, 2520, 2576, 2656, 2760, 2898, 2905, 2988, 3220, 3312, 3320, 3360, 3486, 3680, 3735, 3818, 3864, 3984, 4140, 4648, 4830, 4980, 5040, 5152, 5229, 5520, 5727, 5796, 5810, 5976, 6440, 6624, 6640, 6972, 7245, 7470, 7636, 7728, 7968, 8280, 8715, 9296, 9545, 9660, 9960, 10080, 10458, 11040, 11454, 11592, 11620, 11952, 12880, 13280, 13363, 13944, 14490, 14940, 15272, 15456, 16560, 17181, 17430, 18592, 19090, 19320, 19920, 20916, 22908, 23184, 23240, 23904, 25760, 26145, 26726, 27888, 28635, 28980, 29880, 30544, 33120, 34362, 34860, 38180, 38640, 39840, 40089, 41832, 45816, 46368, 46480, 52290, 53452, 55776, 57270, 57960, 59760, 61088, 66815, 68724, 69720, 76360, 77280, 80178, 83664, 85905, 91632, 92960, 104580, 106904, 114540, 115920, 119520, 120267, 133630, 137448, 139440, 152720, 160356, 167328, 171810, 183264, 200445, 209160, 213808, 229080, 231840, 240534, 267260, 274896, 278880, 305440, 320712, 343620, 400890, 418320, 427616, 458160, 481068, 534520, 549792, 601335, 641424, 687240, 801780, 836640, 916320, 962136, 1069040, 1202670, 1282848, 1374480, 1603560, 1924272, 2138080, 2405340, 2748960, 3207120, 3848544, 4810680, 6414240, 9621360, 19242720]

約数ペア:

[(1, 19242720), (2, 9621360), (3, 6414240), (4, 4810680), (5, 3848544), (6, 3207120), (7, 2748960), (8, 2405340), (9, 2138080), (10, 1924272), (12, 1603560), (14, 1374480), (15, 1282848), (16, 1202670), (18, 1069040), (20, 962136), (21, 916320), (23, 836640), (24, 801780), (28, 687240), (30, 641424), (32, 601335), (35, 549792), (36, 534520), (40, 481068), (42, 458160), (45, 427616), (46, 418320), (48, 400890), (56, 343620), (60, 320712), (63, 305440), (69, 278880), (70, 274896), (72, 267260), (80, 240534), (83, 231840), (84, 229080), (90, 213808), (92, 209160), (96, 200445), (105, 183264), (112, 171810), (115, 167328), (120, 160356), (126, 152720), (138, 139440), (140, 137448), (144, 133630), (160, 120267), (161, 119520), (166, 115920), (168, 114540), (180, 106904), (184, 104580), (207, 92960), (210, 91632), (224, 85905), (230, 83664), (240, 80178), (249, 77280), (252, 76360), (276, 69720), (280, 68724), (288, 66815), (315, 61088), (322, 59760), (332, 57960), (336, 57270), (345, 55776), (360, 53452), (368, 52290), (414, 46480), (415, 46368), (420, 45816), (460, 41832), (480, 40089), (483, 39840), (498, 38640), (504, 38180), (552, 34860), (560, 34362), (581, 33120), (630, 30544), (644, 29880), (664, 28980), (672, 28635), (690, 27888), (720, 26726), (736, 26145), (747, 25760), (805, 23904), (828, 23240), (830, 23184), (840, 22908), (920, 20916), (966, 19920), (996, 19320), (1008, 19090), (1035, 18592), (1104, 17430), (1120, 17181), (1162, 16560), (1245, 15456), (1260, 15272), (1288, 14940), (1328, 14490), (1380, 13944), (1440, 13363), (1449, 13280), (1494, 12880), (1610, 11952), (1656, 11620), (1660, 11592), (1680, 11454), (1743, 11040), (1840, 10458), (1909, 10080), (1932, 9960), (1992, 9660), (2016, 9545), (2070, 9296), (2208, 8715), (2324, 8280), (2415, 7968), (2490, 7728), (2520, 7636), (2576, 7470), (2656, 7245), (2760, 6972), (2898, 6640), (2905, 6624), (2988, 6440), (3220, 5976), (3312, 5810), (3320, 5796), (3360, 5727), (3486, 5520), (3680, 5229), (3735, 5152), (3818, 5040), (3864, 4980), (3984, 4830), (4140, 4648)]