289681680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:545

約数の個数: 160

約数和(自身を含む): 934368768

約数和(自身を除く): 644687088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 61, 80, 94, 120, 122, 141, 183, 188, 235, 240, 244, 282, 305, 366, 376, 421, 470, 488, 564, 610, 705, 732, 752, 842, 915, 940, 976, 1128, 1220, 1263, 1410, 1464, 1684, 1830, 1880, 2105, 2256, 2440, 2526, 2820, 2867, 2928, 3368, 3660, 3760, 4210, 4880, 5052, 5640, 5734, 6315, 6736, 7320, 8420, 8601, 10104, 11280, 11468, 12630, 14335, 14640, 16840, 17202, 19787, 20208, 22936, 25260, 25681, 28670, 33680, 34404, 39574, 43005, 45872, 50520, 51362, 57340, 59361, 68808, 77043, 79148, 86010, 98935, 101040, 102724, 114680, 118722, 128405, 137616, 154086, 158296, 172020, 197870, 205448, 229360, 237444, 256810, 296805, 308172, 316592, 344040, 385215, 395740, 410896, 474888, 513620, 593610, 616344, 688080, 770430, 791480, 949776, 1027240, 1187220, 1207007, 1232688, 1540860, 1582960, 2054480, 2374440, 2414014, 3081720, 3621021, 4748880, 4828028, 6035035, 6163440, 7242042, 9656056, 12070070, 14484084, 18105105, 19312112, 24140140, 28968168, 36210210, 48280280, 57936336, 72420420, 96560560, 144840840, 289681680]

約数ペア:

[(1, 289681680), (2, 144840840), (3, 96560560), (4, 72420420), (5, 57936336), (6, 48280280), (8, 36210210), (10, 28968168), (12, 24140140), (15, 19312112), (16, 18105105), (20, 14484084), (24, 12070070), (30, 9656056), (40, 7242042), (47, 6163440), (48, 6035035), (60, 4828028), (61, 4748880), (80, 3621021), (94, 3081720), (120, 2414014), (122, 2374440), (141, 2054480), (183, 1582960), (188, 1540860), (235, 1232688), (240, 1207007), (244, 1187220), (282, 1027240), (305, 949776), (366, 791480), (376, 770430), (421, 688080), (470, 616344), (488, 593610), (564, 513620), (610, 474888), (705, 410896), (732, 395740), (752, 385215), (842, 344040), (915, 316592), (940, 308172), (976, 296805), (1128, 256810), (1220, 237444), (1263, 229360), (1410, 205448), (1464, 197870), (1684, 172020), (1830, 158296), (1880, 154086), (2105, 137616), (2256, 128405), (2440, 118722), (2526, 114680), (2820, 102724), (2867, 101040), (2928, 98935), (3368, 86010), (3660, 79148), (3760, 77043), (4210, 68808), (4880, 59361), (5052, 57340), (5640, 51362), (5734, 50520), (6315, 45872), (6736, 43005), (7320, 39574), (8420, 34404), (8601, 33680), (10104, 28670), (11280, 25681), (11468, 25260), (12630, 22936), (14335, 20208), (14640, 19787), (16840, 17202)]