140724920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{929}}^1$

素因数の和:1488

約数の個数: 64

約数和(自身を含む): 362923200

約数和(自身を除く): 222198280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 541, 929, 1082, 1858, 2164, 2705, 3716, 3787, 4328, 4645, 5410, 6503, 7432, 7574, 9290, 10820, 13006, 15148, 18580, 18935, 21640, 26012, 30296, 32515, 37160, 37870, 52024, 65030, 75740, 130060, 151480, 260120, 502589, 1005178, 2010356, 2512945, 3518123, 4020712, 5025890, 7036246, 10051780, 14072492, 17590615, 20103560, 28144984, 35181230, 70362460, 140724920]

約数ペア:

[(1, 140724920), (2, 70362460), (4, 35181230), (5, 28144984), (7, 20103560), (8, 17590615), (10, 14072492), (14, 10051780), (20, 7036246), (28, 5025890), (35, 4020712), (40, 3518123), (56, 2512945), (70, 2010356), (140, 1005178), (280, 502589), (541, 260120), (929, 151480), (1082, 130060), (1858, 75740), (2164, 65030), (2705, 52024), (3716, 37870), (3787, 37160), (4328, 32515), (4645, 30296), (5410, 26012), (6503, 21640), (7432, 18935), (7574, 18580), (9290, 15148), (10820, 13006)]