77461720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7477}}^1$

素因数の和:7532

約数の個数: 64

約数和(自身を含む): 204598080

約数和(自身を除く): 127136360

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, 7477, 10360, 14954, 29908, 37385, 52339, 59816, 74770, 104678, 149540, 209356, 261695, 276649, 299080, 418712, 523390, 553298, 1046780, 1106596, 1383245, 1936543, 2093560, 2213192, 2766490, 3873086, 5532980, 7746172, 9682715, 11065960, 15492344, 19365430, 38730860, 77461720]

約数ペア:

[(1, 77461720), (2, 38730860), (4, 19365430), (5, 15492344), (7, 11065960), (8, 9682715), (10, 7746172), (14, 5532980), (20, 3873086), (28, 2766490), (35, 2213192), (37, 2093560), (40, 1936543), (56, 1383245), (70, 1106596), (74, 1046780), (140, 553298), (148, 523390), (185, 418712), (259, 299080), (280, 276649), (296, 261695), (370, 209356), (518, 149540), (740, 104678), (1036, 74770), (1295, 59816), (1480, 52339), (2072, 37385), (2590, 29908), (5180, 14954), (7477, 10360)]