123252920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{11897}}^1$

素因数の和:11952

約数の個数: 64

約数和(自身を含む): 325529280

約数和(自身を除く): 202276360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 11897, 23794, 47588, 59485, 83279, 95176, 118970, 166558, 237940, 333116, 416395, 440189, 475880, 666232, 832790, 880378, 1665580, 1760756, 2200945, 3081323, 3331160, 3521512, 4401890, 6162646, 8803780, 12325292, 15406615, 17607560, 24650584, 30813230, 61626460, 123252920]

約数ペア:

[(1, 123252920), (2, 61626460), (4, 30813230), (5, 24650584), (7, 17607560), (8, 15406615), (10, 12325292), (14, 8803780), (20, 6162646), (28, 4401890), (35, 3521512), (37, 3331160), (40, 3081323), (56, 2200945), (70, 1760756), (74, 1665580), (140, 880378), (148, 832790), (185, 666232), (259, 475880), (280, 440189), (296, 416395), (370, 333116), (518, 237940), (740, 166558), (1036, 118970), (1295, 95176), (1480, 83279), (2072, 59485), (2590, 47588), (5180, 23794), (10360, 11897)]