16784640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 216

約数和(自身を含む): 61221888

約数和(自身を除く): 44437248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 47, 48, 60, 62, 64, 72, 80, 90, 93, 94, 96, 120, 124, 128, 141, 144, 155, 160, 180, 186, 188, 192, 235, 240, 248, 256, 279, 282, 288, 310, 320, 360, 372, 376, 384, 423, 465, 470, 480, 496, 558, 564, 576, 620, 640, 705, 720, 744, 752, 768, 846, 930, 940, 960, 992, 1116, 1128, 1152, 1240, 1280, 1395, 1410, 1440, 1457, 1488, 1504, 1692, 1860, 1880, 1920, 1984, 2115, 2232, 2256, 2304, 2480, 2790, 2820, 2880, 2914, 2976, 3008, 3384, 3720, 3760, 3840, 3968, 4230, 4371, 4464, 4512, 4960, 5580, 5640, 5760, 5828, 5952, 6016, 6768, 7285, 7440, 7520, 7936, 8460, 8742, 8928, 9024, 9920, 11160, 11280, 11520, 11656, 11904, 12032, 13113, 13536, 14570, 14880, 15040, 16920, 17484, 17856, 18048, 19840, 21855, 22320, 22560, 23312, 23808, 26226, 27072, 29140, 29760, 30080, 33840, 34968, 35712, 36096, 39680, 43710, 44640, 45120, 46624, 52452, 54144, 58280, 59520, 60160, 65565, 67680, 69936, 71424, 87420, 89280, 90240, 93248, 104904, 108288, 116560, 119040, 131130, 135360, 139872, 174840, 178560, 180480, 186496, 209808, 233120, 262260, 270720, 279744, 349680, 357120, 372992, 419616, 466240, 524520, 541440, 559488, 699360, 839232, 932480, 1049040, 1118976, 1398720, 1678464, 1864960, 2098080, 2797440, 3356928, 4196160, 5594880, 8392320, 16784640]

約数ペア:

[(1, 16784640), (2, 8392320), (3, 5594880), (4, 4196160), (5, 3356928), (6, 2797440), (8, 2098080), (9, 1864960), (10, 1678464), (12, 1398720), (15, 1118976), (16, 1049040), (18, 932480), (20, 839232), (24, 699360), (30, 559488), (31, 541440), (32, 524520), (36, 466240), (40, 419616), (45, 372992), (47, 357120), (48, 349680), (60, 279744), (62, 270720), (64, 262260), (72, 233120), (80, 209808), (90, 186496), (93, 180480), (94, 178560), (96, 174840), (120, 139872), (124, 135360), (128, 131130), (141, 119040), (144, 116560), (155, 108288), (160, 104904), (180, 93248), (186, 90240), (188, 89280), (192, 87420), (235, 71424), (240, 69936), (248, 67680), (256, 65565), (279, 60160), (282, 59520), (288, 58280), (310, 54144), (320, 52452), (360, 46624), (372, 45120), (376, 44640), (384, 43710), (423, 39680), (465, 36096), (470, 35712), (480, 34968), (496, 33840), (558, 30080), (564, 29760), (576, 29140), (620, 27072), (640, 26226), (705, 23808), (720, 23312), (744, 22560), (752, 22320), (768, 21855), (846, 19840), (930, 18048), (940, 17856), (960, 17484), (992, 16920), (1116, 15040), (1128, 14880), (1152, 14570), (1240, 13536), (1280, 13113), (1395, 12032), (1410, 11904), (1440, 11656), (1457, 11520), (1488, 11280), (1504, 11160), (1692, 9920), (1860, 9024), (1880, 8928), (1920, 8742), (1984, 8460), (2115, 7936), (2232, 7520), (2256, 7440), (2304, 7285), (2480, 6768), (2790, 6016), (2820, 5952), (2880, 5828), (2914, 5760), (2976, 5640), (3008, 5580), (3384, 4960), (3720, 4512), (3760, 4464), (3840, 4371), (3968, 4230)]