161620200

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 288

約数和(自身を含む): 631388160

約数和(自身を除く): 469767960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 101, 105, 120, 126, 127, 140, 150, 168, 175, 180, 200, 202, 210, 225, 252, 254, 280, 300, 303, 315, 350, 360, 381, 404, 420, 450, 504, 505, 508, 525, 600, 606, 630, 635, 700, 707, 762, 808, 840, 889, 900, 909, 1010, 1016, 1050, 1143, 1212, 1260, 1270, 1400, 1414, 1515, 1524, 1575, 1778, 1800, 1818, 1905, 2020, 2100, 2121, 2286, 2424, 2520, 2525, 2540, 2667, 2828, 3030, 3048, 3150, 3175, 3535, 3556, 3636, 3810, 4040, 4200, 4242, 4445, 4545, 4572, 5050, 5080, 5334, 5656, 5715, 6060, 6300, 6350, 6363, 7070, 7112, 7272, 7575, 7620, 8001, 8484, 8890, 9090, 9144, 9525, 10100, 10605, 10668, 11430, 12120, 12600, 12700, 12726, 12827, 13335, 14140, 15150, 15240, 16002, 16968, 17675, 17780, 18180, 19050, 20200, 21210, 21336, 22225, 22725, 22860, 25400, 25452, 25654, 26670, 28280, 28575, 30300, 31815, 32004, 35350, 35560, 36360, 38100, 38481, 40005, 42420, 44450, 45450, 45720, 50904, 51308, 53025, 53340, 57150, 60600, 63630, 64008, 64135, 66675, 70700, 76200, 76962, 80010, 84840, 88900, 89789, 90900, 102616, 106050, 106680, 114300, 115443, 127260, 128270, 133350, 141400, 153924, 159075, 160020, 177800, 179578, 181800, 192405, 200025, 212100, 228600, 230886, 254520, 256540, 266700, 269367, 307848, 318150, 320040, 320675, 359156, 384810, 400050, 424200, 448945, 461772, 513080, 533400, 538734, 577215, 636300, 641350, 718312, 769620, 800100, 808101, 897890, 923544, 962025, 1077468, 1154430, 1272600, 1282700, 1346835, 1539240, 1600200, 1616202, 1795780, 1924050, 2154936, 2244725, 2308860, 2565400, 2693670, 2886075, 3232404, 3591560, 3848100, 4040505, 4489450, 4617720, 5387340, 5772150, 6464808, 6734175, 7696200, 8081010, 8978900, 10774680, 11544300, 13468350, 16162020, 17957800, 20202525, 23088600, 26936700, 32324040, 40405050, 53873400, 80810100, 161620200]

約数ペア:

[(1, 161620200), (2, 80810100), (3, 53873400), (4, 40405050), (5, 32324040), (6, 26936700), (7, 23088600), (8, 20202525), (9, 17957800), (10, 16162020), (12, 13468350), (14, 11544300), (15, 10774680), (18, 8978900), (20, 8081010), (21, 7696200), (24, 6734175), (25, 6464808), (28, 5772150), (30, 5387340), (35, 4617720), (36, 4489450), (40, 4040505), (42, 3848100), (45, 3591560), (50, 3232404), (56, 2886075), (60, 2693670), (63, 2565400), (70, 2308860), (72, 2244725), (75, 2154936), (84, 1924050), (90, 1795780), (100, 1616202), (101, 1600200), (105, 1539240), (120, 1346835), (126, 1282700), (127, 1272600), (140, 1154430), (150, 1077468), (168, 962025), (175, 923544), (180, 897890), (200, 808101), (202, 800100), (210, 769620), (225, 718312), (252, 641350), (254, 636300), (280, 577215), (300, 538734), (303, 533400), (315, 513080), (350, 461772), (360, 448945), (381, 424200), (404, 400050), (420, 384810), (450, 359156), (504, 320675), (505, 320040), (508, 318150), (525, 307848), (600, 269367), (606, 266700), (630, 256540), (635, 254520), (700, 230886), (707, 228600), (762, 212100), (808, 200025), (840, 192405), (889, 181800), (900, 179578), (909, 177800), (1010, 160020), (1016, 159075), (1050, 153924), (1143, 141400), (1212, 133350), (1260, 128270), (1270, 127260), (1400, 115443), (1414, 114300), (1515, 106680), (1524, 106050), (1575, 102616), (1778, 90900), (1800, 89789), (1818, 88900), (1905, 84840), (2020, 80010), (2100, 76962), (2121, 76200), (2286, 70700), (2424, 66675), (2520, 64135), (2525, 64008), (2540, 63630), (2667, 60600), (2828, 57150), (3030, 53340), (3048, 53025), (3150, 51308), (3175, 50904), (3535, 45720), (3556, 45450), (3636, 44450), (3810, 42420), (4040, 40005), (4200, 38481), (4242, 38100), (4445, 36360), (4545, 35560), (4572, 35350), (5050, 32004), (5080, 31815), (5334, 30300), (5656, 28575), (5715, 28280), (6060, 26670), (6300, 25654), (6350, 25452), (6363, 25400), (7070, 22860), (7112, 22725), (7272, 22225), (7575, 21336), (7620, 21210), (8001, 20200), (8484, 19050), (8890, 18180), (9090, 17780), (9144, 17675), (9525, 16968), (10100, 16002), (10605, 15240), (10668, 15150), (11430, 14140), (12120, 13335), (12600, 12827), (12700, 12726)]