140135328

素因数分解:

$2^5\times 3^2\times {\mathrm{491}}^1\times {\mathrm{991}}^1$

素因数の和:1498

約数の個数: 72

約数和(自身を含む): 399724416

約数和(自身を除く): 259589088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 491, 982, 991, 1473, 1964, 1982, 2946, 2973, 3928, 3964, 4419, 5892, 5946, 7856, 7928, 8838, 8919, 11784, 11892, 15712, 15856, 17676, 17838, 23568, 23784, 31712, 35352, 35676, 47136, 47568, 70704, 71352, 95136, 141408, 142704, 285408, 486581, 973162, 1459743, 1946324, 2919486, 3892648, 4379229, 5838972, 7785296, 8758458, 11677944, 15570592, 17516916, 23355888, 35033832, 46711776, 70067664, 140135328]

約数ペア:

[(1, 140135328), (2, 70067664), (3, 46711776), (4, 35033832), (6, 23355888), (8, 17516916), (9, 15570592), (12, 11677944), (16, 8758458), (18, 7785296), (24, 5838972), (32, 4379229), (36, 3892648), (48, 2919486), (72, 1946324), (96, 1459743), (144, 973162), (288, 486581), (491, 285408), (982, 142704), (991, 141408), (1473, 95136), (1964, 71352), (1982, 70704), (2946, 47568), (2973, 47136), (3928, 35676), (3964, 35352), (4419, 31712), (5892, 23784), (5946, 23568), (7856, 17838), (7928, 17676), (8838, 15856), (8919, 15712), (11784, 11892)]