169905680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2389}}^1$

素因数の和:2536

約数の個数: 80

約数和(自身を含む): 455208960

約数和(自身を除く): 285303280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 889, 1016, 1270, 1778, 2032, 2389, 2540, 3556, 4445, 4778, 5080, 7112, 8890, 9556, 10160, 11945, 14224, 16723, 17780, 19112, 23890, 33446, 35560, 38224, 47780, 66892, 71120, 83615, 95560, 133784, 167230, 191120, 267568, 303403, 334460, 606806, 668920, 1213612, 1337840, 1517015, 2123821, 2427224, 3034030, 4247642, 4854448, 6068060, 8495284, 10619105, 12136120, 16990568, 21238210, 24272240, 33981136, 42476420, 84952840, 169905680]

約数ペア:

[(1, 169905680), (2, 84952840), (4, 42476420), (5, 33981136), (7, 24272240), (8, 21238210), (10, 16990568), (14, 12136120), (16, 10619105), (20, 8495284), (28, 6068060), (35, 4854448), (40, 4247642), (56, 3034030), (70, 2427224), (80, 2123821), (112, 1517015), (127, 1337840), (140, 1213612), (254, 668920), (280, 606806), (508, 334460), (560, 303403), (635, 267568), (889, 191120), (1016, 167230), (1270, 133784), (1778, 95560), (2032, 83615), (2389, 71120), (2540, 66892), (3556, 47780), (4445, 38224), (4778, 35560), (5080, 33446), (7112, 23890), (8890, 19112), (9556, 17780), (10160, 16723), (11945, 14224)]