208561440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:515

約数の個数: 192

約数和(自身を含む): 708704640

約数和(自身を除く): 500143200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 61, 68, 80, 85, 96, 102, 120, 122, 136, 160, 170, 183, 204, 240, 244, 255, 272, 305, 340, 366, 408, 419, 480, 488, 510, 544, 610, 680, 732, 816, 838, 915, 976, 1020, 1037, 1220, 1257, 1360, 1464, 1632, 1676, 1830, 1952, 2040, 2074, 2095, 2440, 2514, 2720, 2928, 3111, 3352, 3660, 4080, 4148, 4190, 4880, 5028, 5185, 5856, 6222, 6285, 6704, 7123, 7320, 8160, 8296, 8380, 9760, 10056, 10370, 12444, 12570, 13408, 14246, 14640, 15555, 16592, 16760, 20112, 20740, 21369, 24888, 25140, 25559, 28492, 29280, 31110, 33184, 33520, 35615, 40224, 41480, 42738, 49776, 50280, 51118, 56984, 62220, 67040, 71230, 76677, 82960, 85476, 99552, 100560, 102236, 106845, 113968, 124440, 127795, 142460, 153354, 165920, 170952, 201120, 204472, 213690, 227936, 248880, 255590, 284920, 306708, 341904, 383385, 408944, 427380, 434503, 497760, 511180, 569840, 613416, 683808, 766770, 817888, 854760, 869006, 1022360, 1139680, 1226832, 1303509, 1533540, 1709520, 1738012, 2044720, 2172515, 2453664, 2607018, 3067080, 3419040, 3476024, 4089440, 4345030, 5214036, 6134160, 6517545, 6952048, 8690060, 10428072, 12268320, 13035090, 13904096, 17380120, 20856144, 26070180, 34760240, 41712288, 52140360, 69520480, 104280720, 208561440]

約数ペア:

[(1, 208561440), (2, 104280720), (3, 69520480), (4, 52140360), (5, 41712288), (6, 34760240), (8, 26070180), (10, 20856144), (12, 17380120), (15, 13904096), (16, 13035090), (17, 12268320), (20, 10428072), (24, 8690060), (30, 6952048), (32, 6517545), (34, 6134160), (40, 5214036), (48, 4345030), (51, 4089440), (60, 3476024), (61, 3419040), (68, 3067080), (80, 2607018), (85, 2453664), (96, 2172515), (102, 2044720), (120, 1738012), (122, 1709520), (136, 1533540), (160, 1303509), (170, 1226832), (183, 1139680), (204, 1022360), (240, 869006), (244, 854760), (255, 817888), (272, 766770), (305, 683808), (340, 613416), (366, 569840), (408, 511180), (419, 497760), (480, 434503), (488, 427380), (510, 408944), (544, 383385), (610, 341904), (680, 306708), (732, 284920), (816, 255590), (838, 248880), (915, 227936), (976, 213690), (1020, 204472), (1037, 201120), (1220, 170952), (1257, 165920), (1360, 153354), (1464, 142460), (1632, 127795), (1676, 124440), (1830, 113968), (1952, 106845), (2040, 102236), (2074, 100560), (2095, 99552), (2440, 85476), (2514, 82960), (2720, 76677), (2928, 71230), (3111, 67040), (3352, 62220), (3660, 56984), (4080, 51118), (4148, 50280), (4190, 49776), (4880, 42738), (5028, 41480), (5185, 40224), (5856, 35615), (6222, 33520), (6285, 33184), (6704, 31110), (7123, 29280), (7320, 28492), (8160, 25559), (8296, 25140), (8380, 24888), (9760, 21369), (10056, 20740), (10370, 20112), (12444, 16760), (12570, 16592), (13408, 15555), (14246, 14640)]