71906100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 240901248

約数和(自身を除く): 168995148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 97, 100, 105, 140, 150, 175, 194, 210, 291, 300, 350, 353, 388, 420, 485, 525, 582, 679, 700, 706, 970, 1050, 1059, 1164, 1358, 1412, 1455, 1765, 1940, 2037, 2100, 2118, 2425, 2471, 2716, 2910, 3395, 3530, 4074, 4236, 4850, 4942, 5295, 5820, 6790, 7060, 7275, 7413, 8148, 8825, 9700, 9884, 10185, 10590, 12355, 13580, 14550, 14826, 16975, 17650, 20370, 21180, 24710, 26475, 29100, 29652, 33950, 34241, 35300, 37065, 40740, 49420, 50925, 52950, 61775, 67900, 68482, 74130, 101850, 102723, 105900, 123550, 136964, 148260, 171205, 185325, 203700, 205446, 239687, 247100, 342410, 370650, 410892, 479374, 513615, 684820, 719061, 741300, 856025, 958748, 1027230, 1198435, 1438122, 1712050, 2054460, 2396870, 2568075, 2876244, 3424100, 3595305, 4793740, 5136150, 5992175, 7190610, 10272300, 11984350, 14381220, 17976525, 23968700, 35953050, 71906100]

約数ペア:

[(1, 71906100), (2, 35953050), (3, 23968700), (4, 17976525), (5, 14381220), (6, 11984350), (7, 10272300), (10, 7190610), (12, 5992175), (14, 5136150), (15, 4793740), (20, 3595305), (21, 3424100), (25, 2876244), (28, 2568075), (30, 2396870), (35, 2054460), (42, 1712050), (50, 1438122), (60, 1198435), (70, 1027230), (75, 958748), (84, 856025), (97, 741300), (100, 719061), (105, 684820), (140, 513615), (150, 479374), (175, 410892), (194, 370650), (210, 342410), (291, 247100), (300, 239687), (350, 205446), (353, 203700), (388, 185325), (420, 171205), (485, 148260), (525, 136964), (582, 123550), (679, 105900), (700, 102723), (706, 101850), (970, 74130), (1050, 68482), (1059, 67900), (1164, 61775), (1358, 52950), (1412, 50925), (1455, 49420), (1765, 40740), (1940, 37065), (2037, 35300), (2100, 34241), (2118, 33950), (2425, 29652), (2471, 29100), (2716, 26475), (2910, 24710), (3395, 21180), (3530, 20370), (4074, 17650), (4236, 16975), (4850, 14826), (4942, 14550), (5295, 13580), (5820, 12355), (6790, 10590), (7060, 10185), (7275, 9884), (7413, 9700), (8148, 8825)]