61605120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:348

約数の個数: 144

約数和(自身を含む): 200737152

約数和(自身を除く): 139132032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 256, 263, 305, 320, 366, 384, 480, 488, 526, 610, 640, 732, 768, 789, 915, 960, 976, 1052, 1220, 1280, 1315, 1464, 1578, 1830, 1920, 1952, 2104, 2440, 2630, 2928, 3156, 3660, 3840, 3904, 3945, 4208, 4880, 5260, 5856, 6312, 7320, 7808, 7890, 8416, 9760, 10520, 11712, 12624, 14640, 15616, 15780, 16043, 16832, 19520, 21040, 23424, 25248, 29280, 31560, 32086, 33664, 39040, 42080, 46848, 48129, 50496, 58560, 63120, 64172, 67328, 78080, 80215, 84160, 96258, 100992, 117120, 126240, 128344, 160430, 168320, 192516, 201984, 234240, 240645, 252480, 256688, 320860, 336640, 385032, 481290, 504960, 513376, 641720, 770064, 962580, 1009920, 1026752, 1283440, 1540128, 1925160, 2053504, 2566880, 3080256, 3850320, 4107008, 5133760, 6160512, 7700640, 10267520, 12321024, 15401280, 20535040, 30802560, 61605120]

約数ペア:

[(1, 61605120), (2, 30802560), (3, 20535040), (4, 15401280), (5, 12321024), (6, 10267520), (8, 7700640), (10, 6160512), (12, 5133760), (15, 4107008), (16, 3850320), (20, 3080256), (24, 2566880), (30, 2053504), (32, 1925160), (40, 1540128), (48, 1283440), (60, 1026752), (61, 1009920), (64, 962580), (80, 770064), (96, 641720), (120, 513376), (122, 504960), (128, 481290), (160, 385032), (183, 336640), (192, 320860), (240, 256688), (244, 252480), (256, 240645), (263, 234240), (305, 201984), (320, 192516), (366, 168320), (384, 160430), (480, 128344), (488, 126240), (526, 117120), (610, 100992), (640, 96258), (732, 84160), (768, 80215), (789, 78080), (915, 67328), (960, 64172), (976, 63120), (1052, 58560), (1220, 50496), (1280, 48129), (1315, 46848), (1464, 42080), (1578, 39040), (1830, 33664), (1920, 32086), (1952, 31560), (2104, 29280), (2440, 25248), (2630, 23424), (2928, 21040), (3156, 19520), (3660, 16832), (3840, 16043), (3904, 15780), (3945, 15616), (4208, 14640), (4880, 12624), (5260, 11712), (5856, 10520), (6312, 9760), (7320, 8416), (7808, 7890)]