128380470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 314387136

約数和(自身を除く): 186006666

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 157, 194, 281, 291, 314, 471, 485, 562, 582, 785, 843, 942, 970, 1405, 1455, 1570, 1686, 2355, 2810, 2910, 4215, 4710, 8430, 15229, 27257, 30458, 44117, 45687, 54514, 76145, 81771, 88234, 91374, 132351, 136285, 152290, 163542, 220585, 228435, 264702, 272570, 408855, 441170, 456870, 661755, 817710, 1323510, 4279349, 8558698, 12838047, 21396745, 25676094, 42793490, 64190235, 128380470]

約数ペア:

[(1, 128380470), (2, 64190235), (3, 42793490), (5, 25676094), (6, 21396745), (10, 12838047), (15, 8558698), (30, 4279349), (97, 1323510), (157, 817710), (194, 661755), (281, 456870), (291, 441170), (314, 408855), (471, 272570), (485, 264702), (562, 228435), (582, 220585), (785, 163542), (843, 152290), (942, 136285), (970, 132351), (1405, 91374), (1455, 88234), (1570, 81771), (1686, 76145), (2355, 54514), (2810, 45687), (2910, 44117), (4215, 30458), (4710, 27257), (8430, 15229)]