16631040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 54746496

約数和(自身を除く): 38115456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 71, 80, 96, 120, 122, 128, 142, 160, 183, 192, 213, 240, 244, 256, 284, 305, 320, 355, 366, 384, 426, 480, 488, 568, 610, 640, 710, 732, 768, 852, 915, 960, 976, 1065, 1136, 1220, 1280, 1420, 1464, 1704, 1830, 1920, 1952, 2130, 2272, 2440, 2840, 2928, 3408, 3660, 3840, 3904, 4260, 4331, 4544, 4880, 5680, 5856, 6816, 7320, 7808, 8520, 8662, 9088, 9760, 11360, 11712, 12993, 13632, 14640, 15616, 17040, 17324, 18176, 19520, 21655, 22720, 23424, 25986, 27264, 29280, 34080, 34648, 39040, 43310, 45440, 46848, 51972, 54528, 58560, 64965, 68160, 69296, 78080, 86620, 90880, 103944, 117120, 129930, 136320, 138592, 173240, 207888, 234240, 259860, 272640, 277184, 346480, 415776, 519720, 554368, 692960, 831552, 1039440, 1108736, 1385920, 1663104, 2078880, 2771840, 3326208, 4157760, 5543680, 8315520, 16631040]

約数ペア:

[(1, 16631040), (2, 8315520), (3, 5543680), (4, 4157760), (5, 3326208), (6, 2771840), (8, 2078880), (10, 1663104), (12, 1385920), (15, 1108736), (16, 1039440), (20, 831552), (24, 692960), (30, 554368), (32, 519720), (40, 415776), (48, 346480), (60, 277184), (61, 272640), (64, 259860), (71, 234240), (80, 207888), (96, 173240), (120, 138592), (122, 136320), (128, 129930), (142, 117120), (160, 103944), (183, 90880), (192, 86620), (213, 78080), (240, 69296), (244, 68160), (256, 64965), (284, 58560), (305, 54528), (320, 51972), (355, 46848), (366, 45440), (384, 43310), (426, 39040), (480, 34648), (488, 34080), (568, 29280), (610, 27264), (640, 25986), (710, 23424), (732, 22720), (768, 21655), (852, 19520), (915, 18176), (960, 17324), (976, 17040), (1065, 15616), (1136, 14640), (1220, 13632), (1280, 12993), (1420, 11712), (1464, 11360), (1704, 9760), (1830, 9088), (1920, 8662), (1952, 8520), (2130, 7808), (2272, 7320), (2440, 6816), (2840, 5856), (2928, 5680), (3408, 4880), (3660, 4544), (3840, 4331), (3904, 4260)]