207536640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:530

約数の個数: 160

約数和(自身を含む): 675867456

約数和(自身を除く): 468330816

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, 305, 320, 366, 384, 443, 480, 488, 512, 610, 640, 732, 768, 886, 915, 960, 976, 1220, 1280, 1329, 1464, 1536, 1772, 1830, 1920, 1952, 2215, 2440, 2560, 2658, 2928, 3544, 3660, 3840, 3904, 4430, 4880, 5316, 5856, 6645, 7088, 7320, 7680, 7808, 8860, 9760, 10632, 11712, 13290, 14176, 14640, 15616, 17720, 19520, 21264, 23424, 26580, 27023, 28352, 29280, 31232, 35440, 39040, 42528, 46848, 53160, 54046, 56704, 58560, 70880, 78080, 81069, 85056, 93696, 106320, 108092, 113408, 117120, 135115, 141760, 156160, 162138, 170112, 212640, 216184, 226816, 234240, 270230, 283520, 324276, 340224, 405345, 425280, 432368, 468480, 540460, 567040, 648552, 680448, 810690, 850560, 864736, 1080920, 1134080, 1297104, 1621380, 1701120, 1729472, 2161840, 2594208, 3242760, 3402240, 3458944, 4323680, 5188416, 6485520, 6917888, 8647360, 10376832, 12971040, 13835776, 17294720, 20753664, 25942080, 34589440, 41507328, 51884160, 69178880, 103768320, 207536640]

約数ペア:

[(1, 207536640), (2, 103768320), (3, 69178880), (4, 51884160), (5, 41507328), (6, 34589440), (8, 25942080), (10, 20753664), (12, 17294720), (15, 13835776), (16, 12971040), (20, 10376832), (24, 8647360), (30, 6917888), (32, 6485520), (40, 5188416), (48, 4323680), (60, 3458944), (61, 3402240), (64, 3242760), (80, 2594208), (96, 2161840), (120, 1729472), (122, 1701120), (128, 1621380), (160, 1297104), (183, 1134080), (192, 1080920), (240, 864736), (244, 850560), (256, 810690), (305, 680448), (320, 648552), (366, 567040), (384, 540460), (443, 468480), (480, 432368), (488, 425280), (512, 405345), (610, 340224), (640, 324276), (732, 283520), (768, 270230), (886, 234240), (915, 226816), (960, 216184), (976, 212640), (1220, 170112), (1280, 162138), (1329, 156160), (1464, 141760), (1536, 135115), (1772, 117120), (1830, 113408), (1920, 108092), (1952, 106320), (2215, 93696), (2440, 85056), (2560, 81069), (2658, 78080), (2928, 70880), (3544, 58560), (3660, 56704), (3840, 54046), (3904, 53160), (4430, 46848), (4880, 42528), (5316, 39040), (5856, 35440), (6645, 31232), (7088, 29280), (7320, 28352), (7680, 27023), (7808, 26580), (8860, 23424), (9760, 21264), (10632, 19520), (11712, 17720), (13290, 15616), (14176, 14640)]