199130880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3989}}^1$

素因数の和:4026

約数の個数: 144

約数和(自身を含む): 685067040

約数和(自身を除く): 485936160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 3989, 4160, 4992, 6240, 7978, 8320, 9984, 11967, 12480, 15956, 16640, 19945, 23934, 24960, 31912, 39890, 47868, 49920, 51857, 59835, 63824, 79780, 95736, 103714, 119670, 127648, 155571, 159560, 191472, 207428, 239340, 255296, 259285, 311142, 319120, 382944, 414856, 478680, 510592, 518570, 622284, 638240, 765888, 777855, 829712, 957360, 1021184, 1037140, 1244568, 1276480, 1531776, 1555710, 1659424, 1914720, 2074280, 2489136, 2552960, 3063552, 3111420, 3318848, 3829440, 4148560, 4978272, 5105920, 6222840, 6637696, 7658880, 8297120, 9956544, 12445680, 13275392, 15317760, 16594240, 19913088, 24891360, 33188480, 39826176, 49782720, 66376960, 99565440, 199130880]

約数ペア:

[(1, 199130880), (2, 99565440), (3, 66376960), (4, 49782720), (5, 39826176), (6, 33188480), (8, 24891360), (10, 19913088), (12, 16594240), (13, 15317760), (15, 13275392), (16, 12445680), (20, 9956544), (24, 8297120), (26, 7658880), (30, 6637696), (32, 6222840), (39, 5105920), (40, 4978272), (48, 4148560), (52, 3829440), (60, 3318848), (64, 3111420), (65, 3063552), (78, 2552960), (80, 2489136), (96, 2074280), (104, 1914720), (120, 1659424), (128, 1555710), (130, 1531776), (156, 1276480), (160, 1244568), (192, 1037140), (195, 1021184), (208, 957360), (240, 829712), (256, 777855), (260, 765888), (312, 638240), (320, 622284), (384, 518570), (390, 510592), (416, 478680), (480, 414856), (520, 382944), (624, 319120), (640, 311142), (768, 259285), (780, 255296), (832, 239340), (960, 207428), (1040, 191472), (1248, 159560), (1280, 155571), (1560, 127648), (1664, 119670), (1920, 103714), (2080, 95736), (2496, 79780), (3120, 63824), (3328, 59835), (3840, 51857), (3989, 49920), (4160, 47868), (4992, 39890), (6240, 31912), (7978, 24960), (8320, 23934), (9984, 19945), (11967, 16640), (12480, 15956)]