208076520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:607

約数の個数: 128

約数和(自身を含む): 646963200

約数和(自身を除く): 438886680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 79, 94, 120, 141, 158, 188, 235, 237, 282, 316, 376, 395, 467, 470, 474, 564, 632, 705, 790, 934, 940, 948, 1128, 1185, 1401, 1410, 1580, 1868, 1880, 1896, 2335, 2370, 2802, 2820, 3160, 3713, 3736, 4670, 4740, 5604, 5640, 7005, 7426, 9340, 9480, 11139, 11208, 14010, 14852, 18565, 18680, 21949, 22278, 28020, 29704, 36893, 37130, 43898, 44556, 55695, 56040, 65847, 73786, 74260, 87796, 89112, 109745, 110679, 111390, 131694, 147572, 148520, 175592, 184465, 219490, 221358, 222780, 263388, 295144, 329235, 368930, 438980, 442716, 445560, 526776, 553395, 658470, 737860, 877960, 885432, 1106790, 1316940, 1475720, 1733971, 2213580, 2633880, 3467942, 4427160, 5201913, 6935884, 8669855, 10403826, 13871768, 17339710, 20807652, 26009565, 34679420, 41615304, 52019130, 69358840, 104038260, 208076520]

約数ペア:

[(1, 208076520), (2, 104038260), (3, 69358840), (4, 52019130), (5, 41615304), (6, 34679420), (8, 26009565), (10, 20807652), (12, 17339710), (15, 13871768), (20, 10403826), (24, 8669855), (30, 6935884), (40, 5201913), (47, 4427160), (60, 3467942), (79, 2633880), (94, 2213580), (120, 1733971), (141, 1475720), (158, 1316940), (188, 1106790), (235, 885432), (237, 877960), (282, 737860), (316, 658470), (376, 553395), (395, 526776), (467, 445560), (470, 442716), (474, 438980), (564, 368930), (632, 329235), (705, 295144), (790, 263388), (934, 222780), (940, 221358), (948, 219490), (1128, 184465), (1185, 175592), (1401, 148520), (1410, 147572), (1580, 131694), (1868, 111390), (1880, 110679), (1896, 109745), (2335, 89112), (2370, 87796), (2802, 74260), (2820, 73786), (3160, 65847), (3713, 56040), (3736, 55695), (4670, 44556), (4740, 43898), (5604, 37130), (5640, 36893), (7005, 29704), (7426, 28020), (9340, 22278), (9480, 21949), (11139, 18680), (11208, 18565), (14010, 14852)]