128457384

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{991}}^1$

素因数の和:1502

約数の個数: 64

約数和(自身を含む): 351406080

約数和(自身を除く): 222948696

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 491, 982, 991, 1473, 1964, 1982, 2946, 2973, 3928, 3964, 5401, 5892, 5946, 7928, 10802, 10901, 11784, 11892, 16203, 21604, 21802, 23784, 32406, 32703, 43208, 43604, 64812, 65406, 87208, 129624, 130812, 261624, 486581, 973162, 1459743, 1946324, 2919486, 3892648, 5352391, 5838972, 10704782, 11677944, 16057173, 21409564, 32114346, 42819128, 64228692, 128457384]

約数ペア:

[(1, 128457384), (2, 64228692), (3, 42819128), (4, 32114346), (6, 21409564), (8, 16057173), (11, 11677944), (12, 10704782), (22, 5838972), (24, 5352391), (33, 3892648), (44, 2919486), (66, 1946324), (88, 1459743), (132, 973162), (264, 486581), (491, 261624), (982, 130812), (991, 129624), (1473, 87208), (1964, 65406), (1982, 64812), (2946, 43604), (2973, 43208), (3928, 32703), (3964, 32406), (5401, 23784), (5892, 21802), (5946, 21604), (7928, 16203), (10802, 11892), (10901, 11784)]